Question 1

The topographic occlusal projection can be used for:

Accepted Answer

A)  localizing impactions
B)  evaluating periodontal bone height
C)  visualizing large areas of pathology
D)  detecting caries C

Question 2

A -5 degree vertical angulation for the lower incisors will produce a (an)________ image.

Accepted Answer

elongated

Question 3

Occlusal films can be processed in the darkroom, with similar technique to standard intraoral films. The exposure times of occlusal films is usually greater than intraoral periapical films.

Accepted Answer

A)  both statements are true
B)  both statements are false
C)  the first statement is true;the second statement is false
D)  the first statement is false;the second statement is true A

Question 4

Identify a possible patient scenario in which the bisecting angle technique would be used:

Accepted Answer

A)  an adult with a small mouth
B)  a child
C)  a person with a low palatal vault
D)  all of the above

Question 5

When compared with periapical films, topographic occlusal films have a __________.

Accepted Answer

The answer of When compared with periapical films, topographic occlusal...

Question 6

Compared with standard intraoral films, the occlusal film size is approximately:

Accepted Answer

A)  the same
B)  twice as large
C)  4 times as large
D)  8 times as large

Question 7

A +75 degree vertical angulation for a maxillary cuspid will produce a (an)________ image.

Accepted Answer

The answer of A +75 degree vertical angulation for a...

Question 8

If the vertical angulation of the PID is insufficient, _______ will result.

Accepted Answer

The answer of If the vertical angulation of the PID...

Question 9

In the bisecting technique the tooth-film distance is:

Accepted Answer

A)  maximal
B)  minimal
C)  not important
D)  none of the above

Question 10

The imaginary angle that is bisected with the use of the Bisecting Angle Technique is formed between the long axis of the tooth and:

Accepted Answer

A)  the long axis of the PID
B)  the horizontal axis of the film
C)  the long axis of the film
D)  the horizontal axis of the tube head

Question 11

____________________ exposure times can be used for the bisecting technique because of the shorter FFD.

Accepted Answer

The answer of ____________________ exposure times can be used for...

Question 12

Identify the major disadvantage of the bisecting technique:

Accepted Answer

A)  images produced are often distorted
B)  it is difficult for the patient
C)  the long cone required is bulky and hard to manage
D)  film holding devices may be confusing

Question 13

Identify the number that correlates to the size of an occlusal film packet:

Accepted Answer

A)  size 0
B)  size 1
C)  size 2
D)  size 4

Question 14

The finger holding method should _____ be used with the bisecting technique.

Accepted Answer

The answer of The finger holding method should _____ be...

Exam 11: Accessory Radiographic Techniques: Bisecting Technique and Occlusal Projections