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Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents to your office for a gynecological exam. She says that she has been in good health and has no complaints. She has been in a steady monogamous relationship for the past year. Physical examination was unremarkable. Screening tests are performed and return positive for gonorrhea.... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man with high blood pressure, dyslipidemia, and diabetes presents to the clinic for routine follow-up. He has no current complaints and has been compliant with his chronic medications. His blood pressure is 132/87 mm Hg and his pulse is 75/min and regular. On physical examination, you notice... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old woman comes to the physician for a follow-up examination 1 week after undergoing right-sided radical mastectomy and axillary lymph node dissection for breast cancer. She says that she has been unable to comb her hair with her right hand since the surgery. Physical examination shows shoulder ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old woman comes to the physician because of intermittent heaviness and paresthesia of the right arm for the past 2 months. She has also had multiple episodes of lightheadedness while painting a mural for the past 2 weeks. During these episodes, she was nauseated and had blurred vision. Her sympt... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old physician notices that her senior colleague has been arriving late for work for the past 2 weeks. The colleague recently lost his wife to cancer and has been taking care of his 4 young children. Following the death of his wife, the department chair offered him extended time off, but he decli... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman comes to the physician because of a 10-month history of joint pain and stiffness in her wrists and fingers. The symptoms are worse in the morning and improve with activity. Physical examination shows swelling and warmth over the MCP and wrist joints in both hands. An x-ray of the hands... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old female presents to your office due to one week of “feeling unwell.” She complains of a headache and non-productive cough over the last several days, which have both worsened today. She does not have any history of serious infection and is not currently taking any medication. On physical exam... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old man comes to the physician because of several episodes of dark urine over the past 2 weeks. He does not have dysuria or flank pain. He works in a factory that produces dyes. Since an accident at work 5 years ago, he has had moderate hearing loss bilaterally. He takes no medications. He has s... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is brought to the physician by his parents because of fever for 3 days. During the period, he has had fatigue, severe burning with urination, and increased urination. The mother reports that his urine has red streaks and a “strange” odor. He has taken acetaminophen twice a day for the pa... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman presents to her primary care physician for a concern about her pregnancy. This is her first pregnancy, and she is currently at 33 weeks gestation. She states that she has experienced diffuse swelling of her ankles and legs and is concerned that it is abnormal. Otherwise, she has no con... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman is brought to the emergency department with fever, myalgia, and cough for 3 days. She lives in an assisted living facility and several of her neighbors have had similar symptoms. She has hypertension treated with lisinopril. She has not been vaccinated against influenza. Her temperatur... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old male presents presents for a new patient visit. He states that he is in good health but has had decreasing exercise tolerance and increased levels of shortness of breath over the past 5 years. He believed that it was due to aging; he has not seen a doctor in 10 years. On auscultation, you no... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents to the emergency department with several episodes in which she felt "dizzy." She has had these symptoms on and off for the past year and can recall no clear exacerbating factor or time of day when her symptoms occur. She has a perpetual sensation of fullness in her ear but oth... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old recent immigrant is diagnosed with primary tuberculosis. Her body produces T cells that do not have IL-12 receptors on their surface, and she is noted to have impaired development of Th1 T-helper cells. Which of the following cytokines would benefit this patient? ---- <<Choices:>> A) IL-4 B) ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old woman presents to the emergency department with weakness. She states that at the end of the day she feels so fatigued and weak that she can hardly care for herself. She currently feels this way. The patient has had multiple illnesses recently and has been traveling, hiking, and camping. Her ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old patient with no significant past medical history arrives to the ED with abdominal cramps, nausea, and vomiting. He has had no recent travel or chemical exposures; however, three other members of his family also arrived concurrently to the ED with abdominal cramps, nausea, and vomiting. When ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> Please refer to the summary above to answer this question Which of the following is the most likely diagnosis?" "Patient Information Age: 66 years Gender: M, self-identified Ethnicity: African-American Site of Care: office History Reason for Visit/Chief Concern: “I need to go to the bathroom all the time.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old G2P2 female gives birth to a healthy baby boy at 39 weeks of gestation via vaginal delivery. Immediately after the delivery of the placenta, she experiences profuse vaginal hemorrhage. Her prior birthing history is notable for an emergency cesarean section during her first pregnancy. She did... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman is started on a new experimental intravenous drug X. In order to make sure that she is able to take this drug safely, the physician in charge of her care calculates the appropriate doses to give to this patient. Data on the properties of drug X from a subject with a similar body compos... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old Caucasian boy is brought by his mother to the pediatrician with a red and swollen elbow. He was playing outside a few days prior to presentation when he fell and lightly scraped his elbow on the sidewalk. He was born at 34 weeks’ gestation and was in the neonatal ICU for 2 days. He has a hist... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy is brought to the physician because of a lesion that has been growing on his jaw over the past several months. He recently immigrated to the USA from Kenya with his family. Physical examination shows a 3-cm solid mass located above the left mandible. There is cervical lymphadenopathy. Bi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A scientist is studying the mechanism by which the gastrointestinal system coordinates the process of food digestion. Specifically, she is interested in how distension of the lower esophagus by a bolus of food changes responses in the downstream segments of the digestive system. She observes that there is... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old male is seen for a routine physical prior to starting college. He will be moving from Ohio to California, away from his family for the first time. His temperature is 36.8 deg C (98.2 deg F), pulse is 74/min, and blood pressure is 122/68 mmHg. BMI is 24. On questioning, he reveals that he ha... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician because of a progressive headache and neck pain for 2 weeks. During this period, he has had multiple episodes of dizziness and tingling sensations in his arms and hands. A year ago, he underwent closed reduction of a dislocated shoulder that he suffered after a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy is brought to the physician by his host parents for evaluation of a progressively pruritic rash over his shoulders and buttocks for the past 6 months. He recently came to the United States from Nigeria to attend a year of high school. He reports that it has been increasingly difficult fo... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A study is designed to assess the functions of immune components. The investigator obtains a lymph node biopsy from a healthy subject and observes it under a microscope. A photomicrograph of the cross-section of this lymph node is shown. Which of the following immunologic processes most likely occurs in t... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man presents to the physician with complaints of fever with rigors, headache, malaise, muscle pains, nausea, vomiting, and decreased appetite for the past 3 days. He informs the physician that he had been backpacking on the Appalachian Trail in the woods of Georgia in the month of June, 2 we... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman is brought to the emergency department by her son after he noticed that she was slurring her speech. He also noticed that she appeared to have difficulty using her fork about halfway through dinner when the speech problems started. He brought her to the emergency department immediately... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-year-old boy is brought to the pediatric clinic because of persistent sinus infections. For the past 5 years, he has had multiple sinus and upper respiratory infections. He has also had recurrent diarrhea throughout childhood. His temperature is 37.0°C (98.6°F), the heart rate is 90/min, the respirat... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old male presents to the physician with a 9-year history of recurring acne on his face. He has tried a number of over-the-counter face wash, gels, and supplements over the past few years with temporary relief but no significant lasting effects. The acne has gotten worse over time and now he is e... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man presents with shortness of breath and right-sided chest pain. Physical exam reveals decreased breath sounds and dull percussion at the right lung base. Chest X-ray reveals a right-sided pleural effusion. A thoracentesis was performed, removing 450 mL of light pink fluid. Pleural fluid an... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man presents to the clinic with fever accompanied by shortness of breath. The symptoms developed a week ago and have been progressively worsening over the last 2 days. He reports his cough is productive of thick, yellow sputum. He was diagnosed with chronic obstructive pulmonary disease 3 ye... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old white man comes to the physician because of increasing generalized fatigue for 6 months. He has been unable to work out at the gym during this period. He has also had cramping lower abdominal pain and diarrhea for the past 5 weeks that is occasionally bloody. His father was diagnosed with co... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old presents to the clinic with a 3-day history of severe mid-epigastric abdominal pain radiating to the back. The patient has hypertension, diabetes mellitus, and hypertriglyceridemia. Prescription medications include enalapril, metformin, sitagliptin, glargine, lispro, and fenofibrate. The pat... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the effects of an antihypertensive drug during pregnancy. Follow-up studies show that the drug can adversely affect differentiation of the ureteric bud into its direct derivatives in fetuses exposed during the first trimester. Which of the following structures is most likely to... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents to the ER with 12 hours of right colic pain that travels from her groin down her inner thigh. The patient complains of dysuria, hematuria, and reports of “passing gravel” when urinating. She was diagnosed with gout and hypertension 5 years ago. Physical examination is unremark... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A new mother expresses her concerns because her 1-day-old newborn has been having feeding difficulties. The child vomits after every feeding and has had a continuous cough since shortly after birth. The mother denies any greenish coloration of the vomit and says that it is only composed of whitish milk th... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old man comes to the physician with his parents for a routine health maintenance examination. He noticed a swelling on his back 7 months ago. He has a history of using intravenous heroin but has not used illicit drugs for the past 2 months. There is no personal or family history of serious illn... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 41-year-old woman is brought to the emergency department with the acute-onset of severe abdominal pain for the past 2 hours. She has a history of frequent episodes of vague abdominal pain, but they have never been this severe. Every time she has had pain, it would resolve after eating a meal. Her past m... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of scientists is verifying previous research on DNA replication. In the picture is the theoretical structure for tRNA. Where is the binding site for an amino acid? ---- <<Choices:>> A) A B) B C) C D) D ---- <<Answer:>> | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old college student is brought to the ED after a motor vehicle accident. Primary and secondary surveys reveal no significant compromise to his airway, his cardiovascular system, or to his motor function. However, his conjunctiva appear injected and he maintains combative behavior towards staff. ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old G3P3 presents to her gynecologist complaining of painful intercourse. She reports a 6-month history of intermittent dryness, itching, and burning during intercourse. Upon further questioning, she also reports poor sleep and occasional periods during which she feels very warm and sweats profu... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An otherwise healthy 28-year-old woman comes to the physician because of a 14-day history of a painful red nodules on her legs associated with malaise and mild joint pains. She reports that the nodules were initially smaller and distinct but some have fused together over the past 3–4 days and now appear l... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought to his pediatrician’s office with complaints of watery diarrhea for the past 2 weeks. He has had a couple of episodes of watery diarrhea in the past, but this is the first time it failed to subside over the course of a few days. His father tells the doctor that the child has fr... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old primigravida woman visits the clinic in her 22nd week of gestation as part of her antenatal care. She has no complaints. Past medical history is unremarkable. Her only medication is a prenatal vitamin. Her temperature is 37.0°C (98.6°F), blood pressure is 110/70 mm Hg, pulse rate is 78/min, ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 73-year-old man presents to the outpatient clinic complaining of chest pain with exertion. He states that resting for a few minutes usually resolves the chest pain. Currently, he takes 81 mg of aspirin daily. He has a blood pressure of 127/85 mm Hg and heart rate of 75/min. Physical examination reveals ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old African-American boy is brought to the emergency room with severe pain in both hands. His mother says that the patient had a fever with a cough a couple of days ago. Family history is positive for an uncle who died from a blood disease. A peripheral blood smear of this patient is shown in th... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old Caucasian man visits the nephrology outpatient clinic for a follow-up appointment. He was previously diagnosed with stage G3a chronic kidney disease (CKD) and albuminuria stage A2. He follows strict dietary recommendations and takes enalapril. He has a history of benign prostatic hyperplasia... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old girl is brought to a medical office for evaluation of persistent abdominal pain that has worsened over the past 24 hours. The mother states that the girl often has constipation which has worsened over the last 3 days. The mother denies that the girl has had bloody stools. The girl has not had... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year old man presents for a well physical examination. He reports his diet is suboptimal, but otherwise reports a healthy lifestyle. He has no past medical history and only takes a multivitamin. He has a blood pressure of 116/74 mm Hg and a pulse of 76/min. On physical examination, he is in no acute ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man presents to the emergency department with complaints of right-sided weakness and slurring of speech for 1 hour. There is no history of head trauma, myocardial infarction, recent surgery, gastrointestinal or urinary bleeding. He has hypertension, chronic atrial fibrillation, and a 20 pack... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-month-old girl is brought to the pediatrician’s office for failure to thrive and developmental delay. The patient’s mother says she has not started speaking and is just now starting to pull herself up to standing position. Furthermore, her movement appears to be restricted. Physical examination reve... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old man presents to the emergency department with chest pain and fatigue for the past week. The patient is homeless and his medical history is not known. His temperature is 103°F (39.4°C), blood pressure is 97/58 mmHg, pulse is 140/min, respirations are 25/min, and oxygen saturation is 95% on ro... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old man comes to the physician because of a 3-month history of urinary urgency, nocturia, and progressive pain in his lower back. The pain is worse at night and does not respond to ibuprofen. Rectal examination shows an enlarged, asymmetric prostate with a nodular surface. Prostate-specific anti... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old man presents with an 11-month history of progressive fatigue. He denies any night sweats, weight loss, abdominal pain, nausea, vomiting, change in bowel habits, or bleeding. He has no significant past medical history. His vital signs include: temperature 37.0°C (98.6°F), blood pressure 119/8... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman is brought to the emergency department by her neighbors 30 minutes after they found her unconscious in her yard. Her neighbors report that she has been spending more time at home by herself because she recently lost her job. On arrival, she is unable to provide a history. She appears a... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy is brought to the physician because of difficulty in walking for 5 months. His mother reports that he has trouble keeping his balance and walking without support. Over the past year, he has started to have difficulty seeing in the dark and his hearing has been impaired. Examination shows... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents with a rash, oral lesions, and vision problems for 5 days. He says the rash started as a burning feeling on his face and the upper part of his torso, but soon red spots appeared in that same distribution. The spots grew in size and spread to his upper extremities. The patient sa... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought to the physician for the evaluation of fever, difficulty breathing, and coughing for the past week. In the past year, he has had four sinus infections, three upper respiratory tract infections, and an episode of severe bronchiolitis requiring hospitalization. Since birth, he ha... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A morbidly obese 43-year-old man presents for elective bariatric surgery after previously failing several non-surgical weight loss plans. After discussing the risks and benefits of several different procedures, a sleeve gastrectomy is performed. During the surgery, the surgeon begins by incising into the ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought in by his parents for recurrent abdominal pain. The child has been taken out of class 5 times this past week for abdominal pain that resulted in him being sent home. The mother reports that her son's stools have remained unchanged during this time and are brown in color, withou... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman comes to the physician for the evaluation of a 4-month history of reddening of the nose and cheeks. She has no itching or pain. She first noticed the redness while on a recent holiday in Spain, where she stayed at the beach and did daily wine tastings. She has tried several brands of s... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old previously healthy woman presents to her PCP reporting cessation of menses for the past 6 months. Previously, her period occurred regularly, every 30 days. She also complains of decreased peripheral vision, most noticeably when she is driving her car. She denies any recent sexual activity an... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-year-old boy is brought to the physician because of bleeding from his lips earlier that day. He has a history of recurrent nosebleeds since childhood. His father has a similar history of recurrent nosebleeds. He is at the 60th percentile for height and weight. Examination shows multiple, small dilate... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old G1P1 has an uncomplicated vaginal delivery and delivers a newborn boy at 39 + 1 weeks. The APGAR scores are 8 and 9 at 1 and 5 minutes, respectively. Shortly after the delivery, the child is put on his mother’s chest for skin-to-skin and the mother is encouraged to initiate breastfeeding. Wh... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents to the physician because of dizziness and palpitations for the past 12 hours and fever, malaise, headache, and myalgias for the past week. The patient traveled into the woods of Massachusetts 4 weeks ago. He has no known chronic medical conditions, and there is no history of sub... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is presented to the clinic by his mother due to a peeling erythematous rash on his face, back, and buttocks which started this morning. Two days ago, the patient’s mother says his skin was extremely tender and within 24 hours progressed to desquamation. She also says that, for the past fe... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-month-old boy presents for a routine checkup. The patient immigrated from the Philippines with his parents a few months ago. No prior immunization records are available. The patient’s mother claims that he had a series of shots at 6 months of age which gave him a severe allergic reaction with swellin... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old man is brought to the emergency department by a friend after he was found lying unconscious outside his front door. The friend reports that they were “pretty drunk” the previous night, and she had dropped her friend off at his home and driven off. When she came back in the morning, she found... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old woman presents to the emergency department for evaluation of acute vomiting and abdominal pain. Onset was roughly 3 hours ago while she was sleeping. She has no known past medical history. Her family history is positive for hypothyroidism and diabetes mellitus in her maternal grandmother. On... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old African-American girl is brought to the physician because of multiple episodes of bilateral leg pain for 4 months. The pain is crampy in nature, lasts up to an hour, and occurs primarily before her bedtime. Occasionally, she has woken up crying because of severe pain. The pain is reduced when... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old man makes an appointment with his primary care physician because he has been feeling tired and is no longer able to play on a recreational soccer team. He also says his coworkers have commented that he appears pale though he has not noticed any changes himself. He says that he has been gener... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old male presents to your office for a regularly scheduled check-up. The patient was diagnosed with type II diabetes mellitus two years ago. To date, diet, exercise, and metformin have failed to control his elevated blood glucose. Past medical history is also significant for hypertension. The pa... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old woman presents with her husband because of left leg pain and swelling of 3 days’ duration. He has a history of type 2 diabetes mellitus and recent hospitalization for congestive heart failure exacerbation. On physical examination, the left calf is 4 cm greater in circumference than the right... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old woman presents to the emergency room complaining of chest pain. She reports a 4-hour history of dull substernal pain radiating to her jaw. Her history is notable for hypertension, diabetes mellitus, and alcohol abuse. She has a 30 pack-year smoking history and takes lisinopril and metformin ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman presents with left lower limb swelling. She first noticed her left leg was swollen about 2 weeks ago. She denies any pain and initially thought the swelling would subside on its own. Past medical history is significant for hypertension and hyperlipidemia. She is a smoker with a 35 pack... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man comes to the physician because of headaches and blurry vision for the past 6 months. He also reports frequent episodes of vomiting over the last month. His father has died of renal cell carcinoma at the age of 37 years. Examination shows 20/40 vision bilaterally. Fundoscopic examination ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents to his psychiatrist for a follow-up visit. He was diagnosed with schizophrenia 6 months ago and has been taking fluphenazine. He says that his symptoms are well controlled by the medication, and he no longer has auditory hallucinations. The psychiatrist also notes that his delus... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy and his 26-year-old babysitter are brought into the emergency department with severe injuries caused by a motor vehicle accident. The child is wheeled to the pediatric intensive care unit with a severe injury to his right arm, as well as other external and internal injuries. He is hemorr... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man comes to the physician because of difficulties achieving an erection for the past year. A medication is prescribed that inhibits cyclic GMP phosphodiesterase type 5. Which of the following is the most likely site of action of the prescribed drug? ---- <<Choices:>> A) Corpus cavernosum B)... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old woman undergoes an abdominal hysterectomy. She develops pain and discharge at the incision site on the fourth postoperative day. The past medical history is significant for diabetes of 12 years duration, which is well-controlled on insulin. Pus from the incision site is sent for culture on M... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman comes to the emergency department because of difficulty walking for the past 4 hours. She first noticed her symptoms after getting up this morning and her foot dragging while walking. She feels tired. She has a history of chronic sinusitis. Six months ago, she was diagnosed with asthma... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old medical student is studying different types of necrosis and tissue injuries. In the pathology laboratory, he observes different dead tissues under the microscope and notices the changes that are occurring as a function of time. After serial observations, he deduced that coagulation necrosis ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old male presents to the emergency room with difficulty breathing. He is accompanied by his wife who reports that they were eating peanuts while lying in bed on their backs when he suddenly started coughing profusely. He has a significant cough and has some trouble breathing. His past medical hi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman, gravida 1, para 0, at 10 weeks gestation comes to the physician for her first prenatal visit. Today, she feels well. She has no history of serious illness. Her pulse is 75/min and blood pressure is 110/74 mm Hg. Examination shows no abnormalities. Ultrasonography shows a pregnancy con... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-day-old boy is monitored in the well baby nursery. He was born to a G1P1 mother at 36 weeks gestation. The child is doing well, and the mother is recovering from vaginal delivery. On physical exam, there is an arousable infant who is crying vigorously and is mildly cyanotic. A red reflex is noted bila... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl is brought to the physician for the evaluation of fatigue for the past 6 months. During this period, she has had a 5-kg (11-lbs) weight loss. She states that she has no friends. When she is not in school, she spends most of her time in bed. She has no history of serious illness. Her mot... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A study is performed to determine the prevalence of a particular rare fungal pneumonia. A sample population of 100 subjects is monitored for 4 months. Every month, the entire population is screened and the number of new cases is recorded for the group. The data from the study are given in the table below:... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old woman comes to the physician because of a 3-year history of increasing weakness of her extremities and neck pain that is worse on coughing or sneezing. She first noticed weakness of her right upper extremity 3 years ago, which progressed to her right lower extremity 2 years ago, her left low... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old girl is brought to her pediatrician because of a nosebleed that will not stop. Her parents say that she started having a nosebleed about 1 hour prior to presentation. Since then they have not been able to stop the bleeding. Her past medical history is remarkable for asthma, and she has a cous... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 57-year-old man presents to his primary care physician with a 2-month history of right upper and lower extremity weakness. He noticed the weakness when he started falling far more frequently while running errands. Since then, he has had increasing difficulty with walking and lifting objects. His past me... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old African American presents to the emergency department due to abdominal pain, fatigue, and weight loss over the past 3 months. He has a long-standing history of chronic hepatitis B virus infection complicated by cirrhosis. On examination, he has jaundice, leg edema, and a palpable mass in the... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy presents to the office to establish care after recently being assigned to a shelter run by the local child protective services authority. The nurse who performed the vitals and intake says that, when offered an age-appropriate book to read while waiting for the physician, the patient said... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> Researchers are investigating oncogenes, specifically the KRAS gene that is associated with colon, lung, and pancreatic cancer. They have established that the gain-of-function mutation in this gene increases the chance of cancer development. They are also working to advance the research further to study t... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> The success of a new treatment designed to deter people from smoking was evaluated by a team of researchers. However, the heaviest and most committed smokers in the study group were less interested in quitting and subsequently dropped out of the study. Nonetheless, the researchers continued with their res... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man presents to the emergency department with complaint off dizziness and nausea for the past hour. He says that he can feel his heartbeat racing. He also reports of generalized weakness that began in the morning. He was diagnosed with end-stage renal disease 2 years ago and currently on dia... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old G1P0 woman presents to her obstetrician for a prenatal visit. She reports feeling well and has no acute concerns. She is currently at 28 weeks gestation previously confirmed by ultrasound. She takes her folate supplements daily. On physical exam, the uterus is soft and globular. The top of t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-day-old female newborn is brought to the physician because of lethargy, vomiting, poor feeding, and diarrhea for 4 days. She was born at 39 weeks' gestation. Vital signs are within normal limits. Bilateral cataracts and icterus are present. Examination shows jaundice of the skin, and the liver is palp... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 82-year-old man is brought to the emergency department after he was found down by his daughter. On presentation, he is alert and oriented with no obvious signs of trauma. He says that he felt lightheaded shortly before passing out and that he has been feeling extremely fatigued over the last few weeks.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old woman comes to the physician because of lower back pain, night sweats, and a 5-kg (11-lb) weight loss during the past 4 weeks. She has rheumatoid arthritis treated with adalimumab. Her temperature is 38°C (100.4°F). Physical examination shows tenderness over the T10 and L1 spinous processes.... | B |
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