Radiology Chapter 8 Exam Questions and Answers

Radiology Chapter 8 Exam Questions
and Answers

The difference in the degrees of densities between adjacent areas on a dental image is
termed:
a. film contrast
b. contrast
c. subject thickness
d. diagnostic quality - Answer- b

A dental image that demonstrates many shades of gray is said to have:
a. high contrast
b. low contrast
c. high density
d. low density - Answer- b

A dental image that demonstrates very dark areas and very light areas is said to have:
a. high contrast
b. low contrast
c. high density
d. low density - Answer- a


The portion of a dental image that appears dark or black is termed:
a. dense
b. radiolucent
c. radiopaque
d. transparent - Answer- b

The portion of a dental image that appears light or white is termed:
a. radiolucent
b. radiopaque
c. dense
d. high density - Answer- b

Which appears more radiolucent on a dental image?
a. bone
b. enamel
c. dentin