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QuestionAnswer
The active layer in a PSP plate is usually made of phosphors from what family group? Barium Fluorohalide
The laser is one of the ________ features of the computed radiography reader. optical
DQE is ________ detective quantum efficiency
The timer circuit is found on the primary circuit
The useful signal is determined during which part of image processing? Histogram Analysis
Which layer of the PSP plate sends light in a more forward direction when released in the reader? reflective
When x-rays strike a photostimuable phosphor material _______ is released. light
An image forward by recording a continuous changing signal is known as: Analog
The dynamic range determines the degree of _______ in the range. contrast resolution
Europlum is the _________ of the photostimuable phosphor. activator
What is the most recent development in digital radiography image receptors? Direct capture and state devices
The amount of tissue included in the image is referred to as: Field of View
T or F: Window width controls the brightness of the image on the display. False
T or F: Dynamic range is the ability of a digital imaging system to respond to varying levels of exposure. True
Which is not a part of PACS? A. network B. Film storage C. image acqusition D. display system B. Film storage
T or F: Spatial Resolution in digital imaging is dependent on pixel size. True
In what format must images be in so that they can be sent throughout the image viewing system? DICOM
Which layer of the PSP plate reduces static electricity? Conductive
Which of the following reduces leakage radiation to required standards? protective housing
The amount of remnant radiation will decrease when increasing: tissue thickness
The cathode includes the: filaments and focusing cup.
A diagnostic image is created using 80 kVp, 10 mAs, and a grid ratio of 12:1. Which of the following exposure techniques would maintain exposure to the image receptor when the grid is removed. A. 80 kVp at 50 mAs B. 92 kVP at 5 mAs C. 80 kvP at 2 mAs 80 kVp at 2 mAs
The potential difference that will maintain a current of 1 ampere in a circuit with a resistance of 1 ohm is the definition of: volt
Which component of the xray tube is responsible for concentrating the electron cloud. focusing cup
Which of the following factors do not affect spatial resolution? grid
Which of the following will decrease the amount of scatter radiation produced. decreasing the xray field size
The xray tube is a part of the: xray circuit secondary
An xray tube is an example of current flow in a/an: vacuum
The unit of measure for electric potential is: V
The motor that turns the anode operates through: mutual induction
The step-down transformer is found on the filament circuit.
Created by: briannagranados
 

 



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