TCDHA Rad Theory FINAL UPDATED Exam Questions and CORRECT Answers
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Course
TCDHA Rad Theory
Institution
TCDHA Rad Theory
TCDHA Rad Theory FINAL UPDATED
Exam Questions and CORRECT Answers
First invented Xrays - Correct Answer- Wilhelm Conrad Roetgen 1895
Classifications of ionizing radiation - Correct Answer- electromagnetic, particulate
electromagnetic radiation - Correct Answer- man made or occurs naturally, po...
central ray is _____degrees to receptor - Correct Answer- 90
if the lack of parallelism is _______ the image is acceptable - Correct Answer- less than 20
central ray is _______degrees to tooth surface - Correct Answer- +10
Radiolucent - Correct Answer- appears dark
radiopaque - Correct Answer- appears light
airspace - Correct Answer- black space between teeth
Xray film layers - Correct Answer- film base, adhesive layer, film emulsion, protective layer
what is the thickest layer of xray film? - Correct Answer- base
components of film emulsion - Correct Answer- gelatin and silver halide crystals
latent image - Correct Answer- remains invisible until the film is processed
extraoral films - Correct Answer- panoramic and cephalometric
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