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f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 70 keV [Question] | To eject a K shell electron from a tungsten atom, the incoming electron must have an energy of at least | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 15% [Question] | Characteristic radiation makes up about what percent of the primary beam? | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] magnification imaging [Question] | Multifield image intensifier tubes are usually either dual-field or tri-field and are designed this way in order to permit | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] back—closer to the input phosphor—and a smaller portion of the input phosphor is utilized, As a result, the FOV decreases and magnification increases, producing better spatial resolution [Question] | As voltage is applied to the electrostatic focusing lenses, the focal point moves | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] brightness is decreased requiring an increase in mA (therefore increased patient dose); this increase in mA increases image quality [Question] | as the focal point moves back | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] signal-to-noise ratio (SNR), with mA being the signal [Question] | It can be likened to an increase in | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] electrostatic lenses [Question] | To maintain image clarity in an image intensifier system, the path of electron flow from the photocathode to the output phosphor is controlled by | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] a fluorescent light image [Question] | The input phosphor of an image intensifier receives remnant radiation emerging from the patient and converts it to | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] photocathode, which is made of a photoemissive alloy (usually a cesium and antimony compound) [Question] | Directly adjacent to the input phosphor is the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] an electron image [Question] | The fluorescent light image strikes the photocathode and is converted to | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] electrostatic focusing lenses, through the accelerating anode and to the output phosphor for conversion back to light [Question] | The electrons are carefully focused, to maintain image resolution, by the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] that it allows the use of auxiliary imaging devices such as a cine camera or spot film camera. [Question] | The big advantage of the objective lens is | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. using high mA. 2. using fast film-screen combinations. [Question] | Exposures less than the minimum response time of an AEC may be required when | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] greater heat load, but more anode heel effect [Question] | steep or small target angle= | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. computer manipulation of the image. 2. formation of an electronic image on the radiation detector. [Question] | Components of digital imaging include | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. High-voltage transformer 2. Filament transformer [Question] | Which of the following x-ray circuit devices operate(s) on the principle of mutual induction? | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. rotation of the anode. 2. diameter of the anode. 3. size of the focal spot. [Question] | Features of x-ray tube targets that function to determine heat capacity include the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. The target material should have a high atomic number and a high melting point. 2. The useful beam emerges from the port window. 3. The cathode assembly receives both low and high voltages. [Question] | Which of the following is (are) characteristics of the x-ray tube? | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] the backup timer would protect the patient from overexposure and the x-ray tube from excessive heat load. [Question] | in case the AEC fails to terminate the exposure, | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 5000 to 20,000 [Question] | The brightness gain of image intensifiers is | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] high voltage (this is flux gain) [Question] | as the electron image is focused to the output phosphor, it is accelerated by | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] another brightness gain, termed minification gain. [Question] | the output phosphor is only a fraction of the size of the input phosphor, and this decrease in image size represents | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] the product of minification gain and flux gain. [Question] | Total brightness gain is equal to | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] smaller [Question] | As the target angle decreases, the effective (projected) focal spot becomes | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] restricting the x-ray beam as close to its source as possible. [Question] | Off-focus, or extrafocal, radiation may be minimized by | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] strike metal surfaces other than the focal track and produce x-rays that emerge with the primary beam at a variety of angles [Question] | Off-focus, or extrafocal, radiation is produced as electrons | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] indistinct images outside the collimated field [Question] | This radiation is responsible for | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] off-focus radiation [Question] | Mounting a pair of shutters as close to the source as possible minimizes | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] low-voltage circuit [Question] | The timer, autotransformer, and (prereading) kV meter are all located in the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] is connected at the midpoint of the secondary coil of the high-voltage transformer. [Question] | The mA meter | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. use a grid-controlled x-ray tube. 2. provide a direct current output. [Question] | Capacitor discharge mobile x-ray units | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] just before the exposure is made [Question] | the capacitor must be charged | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] filaments [Question] | Double-focus x-ray tubes have two | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] transfer the output phosphor image to the TV monitor [Question] | TV camera tubes used in image intensification, such as the Plumbicon and Vidicon, function to | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] The secondary coil of the step-up transformer, The step-down transformer, or filament transformer, and The rectification system [Question] | What parts of the x-ray circuit are on the secondary (high-voltage) side | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] operates on the principle of self-induction; it is a type of variable resistor that may be used to regulate filament current. [Question] | choke coil | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. mA and exposure time 2. Focal spot size [Question] | Which of the following information is necessary to determine the maximum safe kVp, using the appropriate x-ray tube rating chart? | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 120 dots [Question] | Because single-phase, full-wave-rectified current has 120 useful impulses per second, a 1-second exposure of the spinning top should demonstrate | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] six dots [Question] | a 0.05-second exposure should demonstrate | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. TV camera tube. 2. CCD. [Question] | Fluorescent light is collected from the image intensifier output phosphor and converted to an electronic video signal by the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] three-phase transformers [Question] | Star and wye configurations are related to | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] detector array [Question] | The part of a CT imaging system made of thousands of solid-state photodiodes is the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] a gantry, a computer, and an operating console [Question] | A CT imaging system has three component parts | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] an x-ray tube, a detector array, a high-voltage generator, a collimator assembly, and a patient couch with its motorized mechanism [Question] | The gantry component includes | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] several million heat units while still having a small focal spot for optimal resolution [Question] | The CT x-ray tube must have a very high short-exposure rating and must be capable of tolerating | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] high-speed rotation [Question] | To help tolerate the very high production of heat units, the anode must be capable of | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1000 mA [Question] | The x-ray tube produces a pulsed x-ray beam (1–5 ms) using up to about | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] thousands of solid-state photodiodes [Question] | The scintillation detector array is made of | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] light [Question] | These scintillation crystal (cadmium tungstate or rare earth oxide ceramic crystals) photodiode assemblies convert the transmitted x-ray energy into | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] an electronic/digital signal [Question] | That light is then converted into electrical energy and finally into | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] efficiency of x-ray absorption is increased, and patient dose is decreased [Question] | If the scintillation crystals are packed tightly together so that there is virtually no distance between them, | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] approximately 90 percent [Question] | Detection efficiency is extremely high | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] the high-speed anode rotation and the production of high-energy pulsed x-ray photons [Question] | The high-voltage generator provides high-frequency power to the CT x-ray tube, enabling | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 500–25,000 Hz [Question] | Similar to the high-frequency x-ray tubes used in projection radiography, conventional 60-Hz full-wave rectified power is converted to a higher frequency of | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] gantry's rotating wheel [Question] | The CT high-frequency generator is often mounted in the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] two parts [Question] | The collimator assembly has | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] x-ray tube that consists of multiple beam restrictions so that the x-ray beam diverges little [Question] | The prepatient, or predetector, collimator is at the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] patient dose and reduces the production of scattered radiation, thereby improving the CT image [Question] | This reduces | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] slice thickness [Question] | The postpatient collimator, or predetector collimator, confines the exit photons before they reach the detector array and determines | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] positioning support for the patient [Question] | The patient table, or couch, provides | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] missed anatomy and/or double-exposed anatomy [Question] | Inaccurate indexing can result in | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] improved image quality [Question] | The advantages of large format spot film cameras, such as 100 mm and 105 mm, over smaller format cameras, such as 70 mm and 90 mm, include | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] low-voltage circuit. [Question] | The timer, circuit breaker, autotransformer, kilovoltage selector switch, and (prereading) kilovoltage meter are all located in the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] 1. decreases the source-image distance (SID). 2. decreases patient dose. 3. improves image quality. [Question] | Moving the image intensifier closer to the patient during fluoroscopy | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] distance between the x-ray tube (source) and the image intensifier (image receptor), that is, the SID [Question] | Moving the image intensifier closer to the patient during fluoroscopy reduces the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] OID, is also reduced [Question] | It follows that the distance between the part being imaged (object) and the image intensifier (image receptor), that is, the | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] less magnification and better image quality [Question] | The shorter OID produces | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] the intensity of the x-ray photons at the image intensifier's input phosphor increases, stimulating the automatic brightness control (ABC) to decrease the mA and thereby decreasing patient dose [Question] | As the SID is reduced, | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
f29ded64_rds_about_COMPREHENSIVE_EQUIPM__Question | [Answer] a technique used to produce a radiographic third dimension [Question] | Stereoscopy | [] | Flashcards about COMPREHENSIVE EQUIPM | Question | http://www.studystack.com/flashcard-613244 | 15/1438042989507.42_20150728002309-00094-ip-10-236-191-2_726975211_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] erythrocyte [Question] | Red blood cell | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] monocyte [Question] | White blood cell; phagocyte and precursor of a macrophage | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] platelet [Question] | Thrombocyte | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] hematopoietic stem cell [Question] | Bone marrow cell; gives rise to many types of blood cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] lymphocyte [Question] | Leukocyte formed in lymph tissue; produces antibodies | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] eosinophil [Question] | Leukocyte with dense, reddish granules; associated with allergic reactions | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] neutrophil [Question] | Leukocyte (poly) formed in bone marrow and having neutral-staining granules | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] basophil [Question] | Leukocyte whoes granules have an affinity for basic stain; releases histamine and heparin | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] poikilocytosis [Question] | Irregularity in shape | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] erythrocytopenia [Question] | Deficiency in numbers | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] hypochromic [Question] | Reduction of hemoglobin ("color") | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] microcyctosis [Question] | Increase in numbers of small cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] polycythemia vera [Question] | Erythremia | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] macrocytosis [Question] | Increase in numbers of large cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] erythropoiesis [Question] | formation of red cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] hemolysis [Question] | Destruction of red cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] palliative [Question] | Relieving, but not curing | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] pancytopenia [Question] | Deficiency of all blood cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] eosinophilia [Question] | Increase in numbers of granulocytes; seen in allergic conditions | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] relapse [Question] | Symptoms of disease return | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] purpura [Question] | Multiple pinpoint hemorrhages; blood accumulates under the skin | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] apheresis [Question] | Separation of blood into its components | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] remission [Question] | Symptoms of disease disappear | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] red blood cell morphology [Question] | A stained blood smear is examined to determine the shape of individual red blood cells | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] hematocrit [Question] | Measures the percentage of red blood cells in a volume of blood | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] platelet count [Question] | Determines the number of clotting cells per cubic millimeter | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] coagulation time [Question] | Ability of venous blood to clot in a test tube | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] erthrocyte sedimentation rate [Question] | Measures the speed at which erythrocytes settle out of plasma | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] WBC differential [Question] | Determines the numbers of different types of WBCs | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] Coombs test [Question] | Determines the presence of antibodies in infants of Ph-negative women or patients with autoimmune hemolytic anemia | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
a52c9074_cards_about_A_Study_guide_1_12__Question | [Answer] hematopoietic stem cell transplant [Question] | Undifferentiated blood cells from a donor are infused into a patient being treated for leukemia or aplastic anemia | [] | Flashcards about A Study guide 1 12 | Question | http://www.studystack.com/flashcard-31476 | 15/1438042987552.57_20150728002307-00085-ip-10-236-191-2_730170950_3.json |
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