Question 1

What do the initials XCP represent?

Accepted Answer

A)   X-ray cone paralleling
B)   Extension cone paralleling
C)   X-ray crown paralleling
D)   Extension cut positioning B

Question 2

Using the bisecting technique, what is the proper position of the patient during exposure?

Accepted Answer

A)   Midsagittal plane parallel to the floor
B)   Supine
C)   Midsagittal plane perpendicular to the floor
D)   Subsupine C

Question 3

For which purpose are bite-wing images primarily used?

Accepted Answer

A)   To detect interproximal decay
B)   To locate impacted teeth
C)   To detect diseases of the pulp
D)   To locate foreign objects in the mouth A

Question 4

What is the first step in obtaining quality radiographs?

Accepted Answer

A)   Processing
B)   Exposure
C)   Mounting
D)   Patient preparation

Question 5

Which of the following images would most likely appear black?

Accepted Answer

A)   A film exposed to light
B)   An unexposed receptor
C)   An overexposed receptor
D)   An underexposed receptor

Question 6

For the molar bite-wing exposure, the front edge of the receptor should be aligned with the midline
Of the __________ premolar.

Accepted Answer

A)   maxillary first
B)   maxillary second
C)   mandibular first
D)   mandibular second

Question 7

With size 1 receptor, a total of _____ anterior receptor placements are used in the paralleling technique.

Accepted Answer

A)   seven
B)   nine
C)   eight
D)   four

Question 8

When exposing receptors using paralleling technique, which area should you begin with?

Accepted Answer

A)   Right posterior
B)   Left posterior
C)   Bite-wings
D)   Anterior

Exam 12: Paralleling Technique, Bisecting Technique, Bite-Wing Technique, Exposure and Technique Errors

What do the initials XCP represent?