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a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Thermosphere [Definition]
Outermost shell of the atmosphere
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Exosphere [Definition]
Outermost region of the atmosphere
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Ozone Layer [Definition]
Layer of gaseous ozone in the stratosphere that protects life on earth by filtering out most harmful UV radiation from the sun
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Runoff [Definition]
Freshwater from precipitation and melting ice that flows on the earth's surface into nearby streams, lakes, wetlands, and reservoirs
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Watershed [Definition]
Land area that delivers water, sediment and dissolved substances via small streams to a major stream (river)
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Point vs Nonpoint Pollution [Definition]
(Point)Single identifiable source that causes pollution (Nonpoint)broad and diffuse areas, rather than points, from which pollutants enter bodies of surface water or air
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Pangaea [Definition]
The super continent that was once all the continents combined before they drifted apart
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Geosphere [Definition]
Earth's intensely hot core, thick mantle composed mostly of rock, and thin outer crust that contains most of the earth's rock, soil, and sediment
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Plate Tectonics [Definition]
Theory of geophysical processes that explains the movements of lithospheric plates and the processes that occur at their boundaries
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Rock cycle [Definition]
Largest and slowest of the earth's cycles, consisting of geologic, physical, and chemical processes that form and modify rocks and soil in the earth's crust over millions of years
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Transform fault [Definition]
Area where the earth's lithospheric plates move in opposite but parallel directions along a fracture (fault) in the lithosphere
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Divergent boundary [Definition]
Area where the the earth's lithospheric plates move apart in opposite directions
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Convergent boundary [Definition]
Area where the earth's plates are pushed together
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Earthquakes [Definition]
Shaking of the ground resulting from the fracturing and displacement of rock, which produces a fault, or from subsequent movement along the fault
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Erosion [Definition]
Process or group of processes by which loose or consolidated earth materials are dissolved, loosened, or worn away and removed from one place and deposited in another
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Weathering [Definition]
Physical and chemical processes in which solid rock exposed at earth's surface is changed to separate solid particles and dissolved material, which can then be moved to another place as sediment
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Volcanoes [Definition]
vent or fissure in the earth's surface through which magma, liquid lava, and gases are released into the atmosphere
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] First Law of Thermodynamics [Definition]
Energy is created or destroyed, but energy can be changed from one form to another; you cannot get more energy out of something than you put in; in terms of energy quantity, you cannot get something from nothing Doesn't apply to nuclear change
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Second Law of Thermodynamics [Definition]
In any conversion of heat energy to useful work, some of the initial energy is always degraded to ;lower-quality, more dispersed, less useful energy--usually low-temp heat that flows into the the environment
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Solar Intensity and latitude [Definition]
The amount of solar activity a certain area of latitude gets depends on the time of year
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Hydrological cycle [Definition]
The water cycle: Evaporation Condensation Precipitation Repeat
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Convection cells [Definition]
Also called currents They move large volumes of rock and heat in loops within the mantle like gigantic conveyor belts
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Prevailing winds [Definition]
Differing directions of air movement
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Tornadoes [Definition]
Swirling funnel-shaped clouds that form of land that can cause serious damage
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Tsunamis [Definition]
Series of large waves generated when part of the ocean floor suddenly rises or drops
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Rain shadow [Definition]
Low precipitation on the leeward side of a mountain when prevailing winds flow up and over a high mountain or range of high mountains, creating semiarid and arid conditions on the leeward side of a high mountain range
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Atmosphere [Definition]
Whole mass of air surrounding the earth
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Climate vs. Weather [Definition]
The difference is length of time Weather is temporary is changing constantly Climate is more permanent
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] Coriolis Effect [Definition]
The observed effect of the Coriolis force, especially the deflection of an object moving above the earth, rightward in the northern hemisphere and leftward in the southern hemisphere.
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
a6a962d2_cards_about_APES_First_Quarter__Definition
[Term] ENSO [Definition]
El Nino-Southern Oscillation A shift in trade winds
[]
Flashcards about APES First Quarter
Definition
http://www.studystack.com/flashcard-1348545
47/1438042986806.32_20150728002306-00093-ip-10-236-191-2_722032884_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] clustering [Answer]
An estimation method in which a group of numbers close in value are rounded to the same number.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] decimal [Answer]
Numbers that have digits in the tenths place and beyond.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] equivalent decimal [Answer]
Decimals that have the same number.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] expanded form [Answer]
The sum of the products of each digit and its place value of a number.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] front-end estimation [Answer]
An estimation method in which the front digits are added or subtracted.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] inequality [Answer]
A mathematical sentence indicating that two quantities are not equal.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
cdcdaf76_hcards_about_Math_6_Ch_3_Vocab__Answer
[Question] standard form [Answer]
Numbers written without exponents.
[]
Flashcards about Math 6 Ch 3 Vocab
Answer
http://www.studystack.com/flashcard-465652
47/1438042987034.19_20150728002307-00293-ip-10-236-191-2_731858206_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] matter [Answer]
the stuff that makes up everything in the universe
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] characteristic property [Answer]
a quality of a substance that never changes and can be used to identify the substance
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] boiling point [Answer]
the point at which a substance changes from a liquid to a gas
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] melting point [Answer]
the temperature at which a substanace changes from a solid to a liquid
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] physical change [Answer]
a change in a substance that does no change it's identity; for example a change of state
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] chemical change [Answer]
a change in which one or more a substances combine or breck apart to form new substances
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] chemical activity [Answer]
a characteristic property of a substance that indicates it's ability to undergo a specific chemical change
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] mixture [Answer]
two or more substances that are mixed togeather, but not chemically combined
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] solution [Answer]
a very well mixed mixture
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] pure substance [Answer]
a substance made of only one kind of matter and having definite properties
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] element [Answer]
a substance that cannot be broken down into other substances by chemical or physical means
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] compound [Answer]
a substance made of two or more elements chemically combined
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] weight [Answer]
a measure of the force of gravity on an object
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] mass [Answer]
a measurement of how much matter is in an object
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] international system of units (SI) [Answer]
the system of units used by scientists to measure the properties of matter. (also IU)
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] volume [Answer]
the amount of space that matter occupies l x w x h = v
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] density [Answer]
the measurement how much mass of a substance is contained in a given volume d = m/v
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] atom [Answer]
the smallest particle of an element
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] molecule [Answer]
a combination of two or more atoms
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
0babe14c_Flashcards_about_Stack__35740__Answer
[Question] chemical bond [Answer]
the force that holds two atoms together
[]
Flashcards about Stack #35740
Answer
http://www.studystack.com/flashcard-35740
47/1438042987034.19_20150728002307-00268-ip-10-236-191-2_736257324_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] histogram [Questionv]
*graphic representation of prevalence of signal vs exposure *horizontal-exposure in mR *vertical-prevalence of signal
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] absorbs xrays and re-emits part of energy as visible light [Questionv]
scintillator
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] (CCD) solid state chip that converts analog information into electronic signal [Questionv]
charged couple device
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] (TFT) electronic switch to allow charges to be collected at each pixel, directly converted to an image [Questionv]
thin film transistor
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] equalization [Questionv]
software function designed to even the brightness (density). light areas are made darker and dark areas lighter *good for tube placement in chest imaging
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] edge enhancement [Questionv]
*artificial increase in contrast at edge of structures *diamond view is the siemens term *also called high pass filtering(convolution)
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] Smoothing [Questionv]
*software function to reduce the appearance of noise but causes loss of fine detail *also call low pass filtering(convolution)
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] stitchgin [Questionv]
*software that allows RT to place images together if too long for IR *scoliosis pt's *long bone measurement
[]
Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] auto re-scaling [Questionv]
*auto-ranging or normalization *software that adjusts gray scale to values of interest(VOI) in histogram *provides density/brightness at a prescribed level over large range of exposures *check exposure index to make sure you aren't over exposing
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] look up table(LUT) [Questionv]
default gradient curve or code applied to the data set of your image determining the initial display contrast *can be adjusted by changing window width or range after initial processing *image data from histogram is rescaled
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] fourier tranformation [Questionv]
*method to convert data, permits reconstruction of portions of data when other portions and their relationships are known, use inverse fourier transformation to change back data *used to demonstrate different attenuation coefficients *allows default pro
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *LAC-linear attenuated coefficients *MAC-mass attenuated coefficients [Questionv]
what are the two attenuation coefficients
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] controls brightness -direct relationship [Questionv]
window level
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] contrast(gray scale)(visibility of detail) -inverse relationship [Questionv]
window width
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] invisible image after exposure, before processing [Questionv]
latent image
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] gives off light when stimulated by xray energy [Questionv]
halide
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] visible image on the look up table [Questionv]
manifest image
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] converts xrays to light [Questionv]
phosphor
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] contrast resolution [Questionv]
*smallest exposure change or signal difference that can be detected *main advantage of DR/CR *linear response
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *use the sun and moon icon *vertical movement up and down(window level) controls brightness/density.(up for more brightness and down for mor density) *horizontal movement side to side(window width)to control gray scale(left more gray, right less gray) [Questionv]
how do you change window level & window width and what do they control
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *higher DQE allows more absorbtion of xrays and allows you to use lower mAs [Questionv]
what is the advantage of high DQE in a detector
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *parallel motion of grid is equal to the frequency of the scanning of the grid by the electronic imaging system *easily caused by using wrong size grid(higher frequency grid for higher kV) [Questionv]
grid aliasing moire
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *cesium iodide(indirect)(CCD) *godolinium oxysulfide(indirect)(CCD or TFT) *amorphous selenium(direct)(TFT) [Questionv]
what types of DR scintilators can we use today
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *transfers xray signal to collection element using: -lens and mirror or fiber optics [Questionv]
what are coupling elements
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *photodiode(PSP) *CCD(amorphus silicone) *TFT(amorphus silicone) [Questionv]
what are the collection elements
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *PSP *CCD *CMOS *flat pannel detector [Questionv]
what are the different types of DR systems
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *improved contrast resolution *cost savings [Questionv]
what are the advantages of electronic imaging vs film imaging
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] no definate size or shape [Questionv]
amorphus
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] beam coming from pt and striking the image receptor [Questionv]
exit radiation
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] TFT detectors that convert xray energy directly to e- charge without photodiode(direct capture amorphus sileneum system) [Questionv]
photoconductor
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *incorrect collimation can cause histogram error, which can result in image that is too light or too dark *collimation can also reduce the area of exposure *reduces scatter and personell dose *improves contrast *gives a more accurate EXI [Questionv]
why is collimation important
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] percentage of pixel that is sensitive to x-radiation [Questionv]
fill factor
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *Dose Area Product *pt dose related to volume of tissue irradiated, dependant upon exposure and field size. measured in R-cm squared [Questionv]
DAP(AKA: EXI,EI,REX or S value for CR)
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] cutting out uneeded areas of image, such as white edges of image that were collimated out prior to exposure, without cutting out any anatomy [Questionv]
cropping
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] 80% [Questionv]
what is the default tube rating for DR systems
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] *part not centered *inapropriate collimation *selecting wrong histogram [Questionv]
what can cause histogram errors
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] computer shifts pixel back into alignment to compensate for motion [Questionv]
what is pixel shifting
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
31496cac_ards_about_Digital_Radiography__Questionv
[Answer] xray photon [Questionv]
quantum
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Flashcards about Digital Radiography
Questionv
http://www.studystack.com/flashcard-842941
47/1438042986444.39_20150728002306-00100-ip-10-236-191-2_728526344_3.json
452393d4_lashcards_about_Brett_Vazquez1__Question
[Answer] "little rings" [Question]
What does annelids mean?
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Flashcards about Brett Vazquez1
Question
http://www.studystack.com/flashcard-1237297
47/1438042987034.19_20150728002307-00026-ip-10-236-191-2_726166349_3.json
452393d4_lashcards_about_Brett_Vazquez1__Question
[Answer] bristle like structures on the outside of each body segment, they help move and "sense" the enviorment [Question]
What are setae?
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Flashcards about Brett Vazquez1
Question
http://www.studystack.com/flashcard-1237297
47/1438042987034.19_20150728002307-00026-ip-10-236-191-2_726166349_3.json
452393d4_lashcards_about_Brett_Vazquez1__Question
[Answer] bilateral symmetry [Question]
What type of symmetry do segmented worms have?
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Flashcards about Brett Vazquez1
Question
http://www.studystack.com/flashcard-1237297
47/1438042987034.19_20150728002307-00026-ip-10-236-191-2_726166349_3.json
452393d4_lashcards_about_Brett_Vazquez1__Question
[Answer] the anus [Question]
Segmented worms have 2 body openings, what is the posterior opening called
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Flashcards about Brett Vazquez1
Question
http://www.studystack.com/flashcard-1237297
47/1438042987034.19_20150728002307-00026-ip-10-236-191-2_726166349_3.json
452393d4_lashcards_about_Brett_Vazquez1__Question
[Answer] earthworms, marine worms, and leeches [Question]
Name 2 examples of segmented worms
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Flashcards about Brett Vazquez1
Question
http://www.studystack.com/flashcard-1237297
47/1438042987034.19_20150728002307-00026-ip-10-236-191-2_726166349_3.json