Chapter 20

Question 2

Which statement regarding digital imaging orientation is true?

Answer 2

D) Indirect digital imaging systems come with guides to orient plates into the scanner.

Question 3

What is the next suggested step after orienting the embossed dots when mounting dental radiographs?

Answer 3

C) Separate bitewing radiographs from periapical radiographs.

Question 4

Should all radiographs, whether intraoral or extraoral, be mounted?

Answer 4

FALSE

Film mounting refers only to intraoral films.

Question 5

Are templates the digital equivalent of film mounts?

Answer 5

TRUE

Question 6

Are clear plastic mounts preferred over black plastic or gray cardboard mounts?

Answer 6

FALSE

Black plastic or gray cardboard mounts are preferred as they block out extraneous light.

Question 7

Should mandibular premolar and molar radiographs be oriented for a slight ‘smile’ appearance?

Answer 7

TRUE

Question 8

Is the same knowledge needed for mounting film-based radiographs as for orienting digital images?

Answer 8

TRUE

Question 9

Are some viewboxes equipped with a magnifying glass?

Answer 9

TRUE

Question 10

Is correct mounting and orientation essential before interpreting dental radiographic images?

Answer 10

TRUE

Question 11

Does the identification dot on intraoral radiographs distinguish the patient’s left and right sides?

Answer 11

TRUE

Question 12

Is the lingual method of film mounting preferred?

Answer 12

FALSE

The labial method is preferred.

Question 13

Do mandibular molars generally have two divergent roots?

Answer 13

TRUE

Question 14

Can a practice contact a manufacturer for a custom-designed film mount?

Answer 14

TRUE

Question 15

Is the embossed identification dot oriented correctly if the film packet is positioned properly?

Answer 15

TRUE

Question 16

Can a radiograph only be viewed correctly from the side with the embossed dot convex?

Answer 16

FALSE

A radiograph may be viewed from either side.

Question 17

Do clues assist in the orientation process of radiographs?

Answer 17

TRUE

Question 18

Are the roots and crowns of the mandibular anterior teeth larger than those of the mandibular teeth?

Answer 18

FALSE

Maxillary anterior teeth are larger.

Question 19

Are the genial tubercles found on maxillary anterior radiographs?

Answer 19

FALSE

They are usually recorded on anterior radiographs of the mandible.

Question 20

Can anatomical landmarks like the oblique ridge be found on mandibular posterior radiographs?

Answer 20

TRUE

Question 21

Should the computer monitor for viewing digital radiographs be in bright light?

Answer 21

FALSE

Overhead lighting can cause glare.

Question 22

Is a systematic method for reading images beneficial for interpreting radiographs?

Answer 22

TRUE

Question 23

Does the lingual method of mounting radiographs position the embossed dot convex?

Answer 23

FALSE

It positions the embossed dot concave.

Question 24

What is the placement of radiographs in a film holder called?

Answer 24

Film mounting.

Question 25

What distinguishes the patient's right and left sides on an intraoral film?

Answer 25

The identification dot.

Question 26

What helps develop the skill of interpreting radiographs?

Answer 26

A solid working knowledge of normal radiographic anatomy.

Question 27

What type of film mount is preferable?

Answer 27

Black plastic or gray cardboard.

Question 28

Which is the preferred method of mounting films?

Answer 28

The labial method.

Question 29

Which method of film mounting is no longer recommended?

Answer 29

The lingual method.

Question 30

How many roots do maxillary molars generally have?

Answer 30

Three.

Question 31

What is radiographic interpretation?

Answer 31

Reading the radiograph and explaining findings in lay terms.

Question 32

Who is responsible for interpreting a patient's radiographs?

Answer 32

All members of the oral health care team.

Question 33

What equipment is necessary for optimum film viewing?

Answer 33

A viewbox and magnifying glass.