X-ray Interactions with Matter Image production Image quality and characteristics Digital Image Receptors Intro to Rad and Imaging Science/Pt Care
100
What is the nucleus of the atom
pair production occurs when the incident photon interacts with
100
What is ionization
the ability to remove electrons from an atom is
100
What is image receptor
the device that receives the radiation after it exits the patient......
100
What is barium fluorohalide
type of phosphor found in the PSP plate for computed radiography is
100
What is exposure indicator
the term in digital imaging that is used to describe a numeric representation of the quantity of exposure received by a digital image receptor
200
What is positron
a positively charged electron
200
What is photoelectric interaction
complete absorption of the diagnostic range x-ray photon is the interaction known as
200
What is the invisible image
the latent image that is formed on the image receptor ...
200
What is reflective layer
part of the plate that reflects light released during the reading phase toward the photodectector
200
What is self-actualization
the highest level of Maslow's hierarchy of need is
300
What is radiolucent
air is considered
300
What is exit radiation
another name for remnant radiation
300
What is photoelectric interactions
differential absorption occurs because different tissues have varying amounts of
300
What is drive mechanism
part of the reader moves the PSP plate through the reader
300
What is palpation
gentle touching to determine the precise location of a symptom or complaint
400
What is radiopaque
dense material, like bone is considered
400
What is matrix
a digital image is composed of a combination of rows and columns recorded as a:
400
What is scattering
attenuation of the x-ray beam in the diagnostic range is due to absorption and .....
400
What is tiling
the placement of several CCD detectors close together to form a larger detector ......
400
What is analgesic
a drug that relieves pain without causing a loss of consciousness.....
500
What is transmitted
Radiation interacting with air is more likely to be____,resulting in that area of the image being darker.
500
What is dynamic range
this refers to the range of exposure intensities an image receptor can accurately detect....
500
What is exit radiation
another name for remnant radiation
500
What is crystalline silicon
The scintillator for the indirect capture DR system that utilizes a CMOS ......
500
What is syncopy
another word for fainting






Physic chapter 7-10

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