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