Radiology Practice Test Exam Questions
and Answers 100% Solved
How do you correct a foreshortened image? - ✔✔decrease the vertical
angulation
What type of radiation is most dangerous? - ✔✔all is equally dangerous
What is an impregnated sheet? - ✔✔lead apron
When is it acceptable for the operator to hold an x-ray in the patient's
mouth? - ✔✔never
What is the Gonadal region? - ✔✔male reproductive organs
What is the purpose of an aluminum filter? - ✔✔to filter out the low and
long energy rays
What material is a collimator made of? - ✔✔lead
What size periapical film is most likely to be used on a small child? - ✔✔0
How do you correct an elongated image? - ✔✔increase the vertical
angulation
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How will a film appear if it is accidentally struck by light? - ✔✔black
How will a film appear if it was unexposed? - ✔✔clear
What is another term for bite-wing x-rays? - ✔✔interproximal
True or false, can metal be penetrated by x-rays? - ✔✔true
How do you protect the reproductive organs? - ✔✔by using a lead apron
How many x-rays may be taken on a pregnant woman? - ✔✔as few as
possible
What does an occlusal film effectively view? - ✔✔the dental arch
What might an occlusal film find? - ✔✔abnormalities in the dental arch
Foreshortening is the result of what? - ✔✔too much vertical angulation
What causes an overlapped image? - ✔✔improper horizontal angulation
Radiolucent or Radiopaque
mental foramen - ✔✔radiolucent
Radiolucent or Radiopaque
caries - ✔✔radiolucent
Radiolucent or Radiopaque
dentin - ✔✔radiopaque