Deck 21: Recognizing Normal Radiographic Anatomy Intraoral Radiographs

Question 1

All radiographs, whether intraoral or extraoral, should be mounted.

Answer 1

False

Question 2

Each of the following statements regarding film mounting is correct EXCEPT one. Which one is the EXCEPTION?

A) Mounted films are easy to store.
B) Mounting decreases the chance of error caused by confusing the patient's right and left sides.
C) Lingually mounted radiographs allow for easy transfer of findings to the patient's record.
D) Patient communication is enhanced when films are mounted.

Answer 2

Lingually mounted radiographs allow for easy transfer of findings to the patient's record.

Question 3

Dental assistants and hygienists may:

A) make a final diagnosis from dental radiographs alone.
B) make a final diagnosis from dental radiographs and the clinical examination.
C) interpret dental radiographs and use them to help educate the patient regarding oral conditions.
D) place and expose dental radiographs but not read them.

Answer 3

interpret dental radiographs and use them to help educate the patient regarding oral conditions.

Question 4

Which of the following statements regarding film mounting methods is correct?

A) With the labial method, the embossed dot is concave.
B) With the lingual method, the embossed dot is convex.
C) With the lingual method, the viewer is reading the radiographs as if facing the patient.
D) With the labial method, the viewer is reading the radiographs as if facing the patient.

Question 5

With the labial method of film mounting, the embossed dot will be ____________, and the viewer will interpret the radiographs as if ___________________________.

A) convex, facing the patient
B) concave, facing the patient
C) convex, standing behind the patient
D) concave, standing behind the patient

Question 6

Black opaque or cardboard film mounts are preferred because they:

A) are less expensive and more readily available from the manufacturer.
B) are more common and therefore easily shared with other practices.
C) make placing films in the windows easier.
D) block extraneous light to aid in interpretion.

Question 7

Which of these statements regarding viewing equipment is FALSE?

A) A magnifying glass may be used to aid the viewer.
B) Clear plastic film mounts help reduce glare and enhance the detail of the images.
C) Subdued room lighting is best for viewing radiographs.
D) Viewbox lighting must be of uniform intensity and evenly diffused.

Question 8

Which of these statements is FALSE?

A) Once exposed and processed, heat can no longer affect dental film.
B) Misplaced radiographs can result in risk-management problems.
C) Radiographs should be retained indefinitely.
D) Radiographs should be handled with care to avoid smudging or scratching.

Question 9

If a film packet is placed in the patient's mouth correctly, which side will face the source of radiation?

A) The white, unprinted side with the embossed dot concave
B) The white, unprinted side with the embossed dot convex
C) The colored, printed side with the embossed dot concave
D) The colored, printed side with the embossed dot convex

Question 10

From the following, select the correct generalization that aids in mounting radiographs.

A) Posterior films are oriented to give a slight "smile" appearance.
B) The presence of a third root on mandibular molars makes it difficult to view bone in the furcation area.
C) Roots and crowns of mandibular anterior teeth are larger and longer than those of the maxilla.
D) Large, radiolucent areas denoting the nasal fossa or sinus indicate that the image is of the mandibular arch.

Question 11

After orienting the embossed dots all the same way, the next suggested step when systematically mounting dental radiographs is to:

A) separate anterior periapical radiographs from posterior periapical radiographs.
B) separate maxillary periapical radiographs from mandibular periapical radiographs.
C) separate bitewing radiographs from periapical radiographs.
D) label the film mount with the patient's name and date.

Question 12

With the lingual method of film mounting, the embossed dot will be ____________, and the viewer will interpret the radiographs as if ___________________________.

A) convex, facing the patient
B) concave, facing the patient
C) convex, standing behind the patient
D) concave, standing behind the patient

Question 13

Which statement(s) regarding film mounting is (are) true?

A) It allows the radiographs to be viewed in a systematic order.
B) It helps to prevent lost films.
C) It provides a means for labeling the films with pertinent data.
D) All of the above.

Question 14

Each of the following is an advantage of film mounting EXCEPT one. Which one is the EXCEPTION?

A) Aids viewing and interpretion
B) Prevents unnecessary retakes
C) Facilitates storage of radiographs
D) Provides meaningful patient education

Question 15

Which of these statements is FALSE?

A) The lingual method of film mounting is recommended by the American Dental Association and the American Academy of Oral and Maxillofacial Radiology.
B) With the labial method of film mounting, the radiographs are mounted so that the embossed dot is convex.
C) With the lingual method of film mounting, the radiographs are mounted so that the embossed dot is concave.
D) With the labial method of film mounting, the viewer's right is the patient's left.

Question 16

To mount radiographs, the radiographer must possess knowledge of:

A) film brands and sizes.
B) pathology and diagnosis.
C) normal anatomy.
D) All of the above.

Question 17

Which of the following would indicate that a film was mounted incorrectly?

A) The radiographs appear in anatomical order.
B) The identification dots are not all oriented in the same way.
C) The roots are pointing up for the maxilla and down for the mandible.
D) The radiographs are firmly secured in the mount.

Question 18

From the following, select the correct generalization that aids in mounting radiographs.

A) Most roots curve toward the mesial.
B) Premolars have the longest roots when compared to adjacent teeth.
C) Maxillary anterior teeth are larger than mandibular anterior teeth.
D) Maxillary molars have two roots.

Question 19

Which of these statements is FALSE?

A) Dental radiographs may be viewed by the dentist, dental hygienist, or dental assistant.
B) Diagnosis is defined as identification and determination of the nature of an abnormal condition or disease.
C) Dental radiographs may be interpreted by all members of the oral health care team.
D) Diagnosis is the responsibility of the dental assistant and dental hygienist.

Question 20

Which of the following statements regarding film mounting is correct?

A) Anterior periapical radiographs are placed in the oral cavity with the long dimension of the film packet positioned horizontally.
B) Size #1 film is usually used to radiograph the anterior regions.
C) Size #4 film is usually used to radiograph the posterior regions.
D) Posterior periapical radiographs are placed in the oral cavity with the long dimension of the film packet positioned vertically.

Question 21

The interpretation of radiographs is improved if the radiographer develops a systematic method to reading the images.

Question 22

The incisive foramen, the median palatine suture, and the genial tubercles are all anatomical landmarks that can be found on radiographs of the maxillary anterior region.

Question 23

The oblique ridge, mylohyoid ridge, and submandibular fossa are all anatomical landmarks that can be found on radiographs of the mandibular posterior region.

Question 24

To optimize viewing of digital radiographs, the computer monitor should be located in an area of bright light.

Question 25

The identification dot on intraoral radiographs is used to distinguish the patient's left and right sides.

Question 26

A practice may contact a manufacturer of film mounts to order a custom-designed mount for that practice.

Question 27

Mandibular molars generally have two divergent roots that are distinctly observed radiographically.

Question 28

The lingual method of mounting radiographs positions the embossed dot convex.

Question 29

The lingual method of film mounting is the preferred method.

Question 30

Patient radiographs should be retained indefinitely.

Question 31

Radiographs may be best interpreted by holding the film up to the overhead room light.

Question 32

The placement of radiographs in a film holder is called ________________.

Question 33

Clues that assist the radiographer in the mounting process include using the size and orientation of the film packet.

Question 34

Clear plastic mounts are preferred over black plastic or gray cardboard mounts.

Question 35

A single intraoral radiograph should be placed in a coin envelope and attached to the patient's chart.

Question 36

A radiograph may only be viewed correctly from the side with the embossed dot convex.

Question 37

Roots and crowns of the mandibular anterior teeth are larger and longer than those of the mandibular teeth.

Question 38

Mandibular premolar and molar radiographs should be oriented so that a slight "smile" appearance is viewed.

Question 39

When a film packet is positioned correctly in the oral cavity, the embossed identification dot will automatically be oriented so that the convexity or concavity may be used to identify the patient's left and right sides.

Question 40

Some viewboxes are equipped with a magnifying glass.

Question 41

Maxillary molars generally have how many roots?

Question 42

What pieces of equipment are necessary for optimum film viewing?

Question 43

What is radiographic interpretation?

Question 44

Which is the preferred method of mounting films?

Question 45

What type of film mount is preferable?

Question 46

Which method of film mounting is no longer recommended?

Question 47

How long should dental radiographs be retained?

Question 48

Who is responsible for interpreting a patient's radiographs?

Question 49

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