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WorksheetsDigital Radiography (DR) Review
Total questions: 7
Worksheet time: 4mins
In DR, where are the electrical charges stored?
Thin Plate Transistors TPTs
Titanium Film Transistors TFTs
Thin Film Transistors TFTs
Thin Photodiode Transistors TPTs
What are the two types of Direct Readout Digital Radiography?
Indirect Scintillator
Indirect Photoconductor
Direct Scintillator
Direct Photoconductor
The area of the TFT that is capable of recording information in comparison to the portion of the TFT that houses electronics is referred to as:
Pixel pitch
Fill factor
DQE
none of the above
What is the scintillation phosphor typically used in the indirect conversion of DR?
CsI
a-Se
a-Si
all of the above
What is the photoconductor material typically used in the direct conversion of digital radiography?
a-Se
CsI
a-Si
NaCl
What does a scintillator do?
Absorbs light and converts energy to x-rays
Absorbs light and converts to light
Absorbs x-rays and converts energy to light
Absorbs x-rays and converts to carbon
What does DR stand for?
Digitized Radiology
Digital Radiography
Digital Resonance
Disgustingly Repulsive
