Question 1

The gag reflex is a(n)___________ effort,preceded by ____________ of respiration.

Accepted Answer

A) voluntary;an increased rate 
B) involuntary;cessation 
C) voluntary;cessation 
D) involuntary;an increased rate 
A) voluntary;an increased rate 
B) involuntary;cessation 
C) voluntary;cessation 
D) involuntary;an increased rate B

Question 2

You have just placed the receptor to expose the maxillary right molar and your patient has started gagging.What should you do?

Accepted Answer

A) Keep the receptor in her mouth,tell her to hang on,and expose the receptor. 
B) Keep the receptor in her mouth to acclimate her to the receptor.Then remove it and try again. 
C) Take the receptor out of your patient's mouth as quickly as possible. 
D) Have the patient remove the receptor. 
A) Keep the receptor in her mouth,tell her to hang on,and expose the receptor. 
B) Keep the receptor in her mouth to acclimate her to the receptor.Then remove it and try again. 
C) Take the receptor out of your patient's mouth as quickly as possible. 
D) Have the patient remove the receptor. C

Question 3

A developmental disability is a substantial impairment of mental or physical functioning that occurs before age ____ years and is of indefinite duration.

Accepted Answer

A) 12 
B) 18 
C) 19 
D) 22 
A) 12 
B) 18 
C) 19 
D) 22 D

Question 4

When preparing your patient for dental images,you should ask your patient if she gags,because if she does,you need to do some additional preparation prior to taking the images on her.

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) 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.

Question 5

Which receptor placement is most likely to elicit the gag reflex?

Accepted Answer

A) Maxillary premolar 
B) Maxillary molar 
C) Mandibular premolar 
D) Mandibular molar 
A) Maxillary premolar 
B) Maxillary molar 
C) Mandibular premolar 
D) Mandibular molar

Question 6

If a person is blind or visually impaired,the dental radiographer must

Accepted Answer

A) communicate using clear visual explanations. 
B) communicate using clear verbal explanations. 
C) not explain each procedure before performing it. 
D) gesture to another person in the presence of a person who is blind. 
A) communicate using clear visual explanations. 
B) communicate using clear verbal explanations. 
C) not explain each procedure before performing it. 
D) gesture to another person in the presence of a person who is blind.

Question 7

Which of the following suggestions are intended to help reduce the gag reflex?

Accepted Answer

A) Instructing the patient to breathe rapidly through the nose 
B) Asking the patient to suspend an arm or leg in the air 
C) Placing a small amount of baking soda on the tip of the tongue 
D) Asking the patient to perform jumping jacks for 5 minutes in the treatment room 
A) Instructing the patient to breathe rapidly through the nose 
B) Asking the patient to suspend an arm or leg in the air 
C) Placing a small amount of baking soda on the tip of the tongue 
D) Asking the patient to perform jumping jacks for 5 minutes in the treatment room

Question 8

The gag reflex is elicited by stimulation of the sensitive tissues of the

Accepted Answer

A) larynx. 
B) pharynx. 
C) soft palate. 
D) hard palate. 
A) larynx. 
B) pharynx. 
C) soft palate. 
D) hard palate.

Question 9

____________ periapical images can be used to examine the edentulous arches.

Accepted Answer

A) Eight 
B) Twelve 
C) Fourteen 
D) Eighteen 
A) Eight 
B) Twelve 
C) Fourteen 
D) Eighteen

Question 10

Your patient warned you about her gag reflex.She said that no one has ever been able to take dental images on her.She started gagging on the maxillary anterior images.You have tried several things but have not had any luck.You tried topical anesthetic on the soft palate,salt on her tongue,and having her lift her foot.What should you do?

Accepted Answer

A) Inject a local anesthetic on her patient's throat and try again. 
B) Skip the images. 
C) Switch to a different type of receptor (film,PSP,or sensor). 
D) Take a panoramic image to gather diagnostic information. 
A) Inject a local anesthetic on her patient's throat and try again. 
B) Skip the images. 
C) Switch to a different type of receptor (film,PSP,or sensor). 
D) Take a panoramic image to gather diagnostic information.

Question 11

What can you do to reduce the risk of a gag reflex?

Accepted Answer

A) Help the patient focus on not gagging. 
B) Discuss with your patient ways to prevent gagging. 
C) Have your patient hold her breath. 
D) Give your patient a cup of ice water to drink to try to reduce tactile stimuli. 
A) Help the patient focus on not gagging. 
B) Discuss with your patient ways to prevent gagging. 
C) Have your patient hold her breath. 
D) Give your patient a cup of ice water to drink to try to reduce tactile stimuli.

Question 12

Which of the following choices would represent the suggested receptor placement sequence for a patient who is likely to gag?
1)Anterior
2)Premolar
3)Molar

Accepted Answer

A) 1,2,3 
B) 2,1,3 
C) 2,3,1 
D) 3,1,2 
A) 1,2,3 
B) 2,1,3 
C) 2,3,1 
D) 3,1,2

Question 13

When taking images on a patient with a hearing disability,you should wear your mask because of infection control guidelines.

Accepted Answer

A) Both parts of the statement are true. 
B) Both parts of the statement are false. 
C) The first part of the statement is true;the second part of the statement is false. 
D) The first part of the statement is false;the second part of the statement is true. 
A) Both parts of the statement are true. 
B) Both parts of the statement are false. 
C) The first part of the statement is true;the second part of the statement is false. 
D) The first part of the statement is false;the second part of the statement is true.

Question 14

In treating children with a primary or transitional dentition,the bisecting technique is preferred,because the small size of the mouth precludes the placement of a receptor beyond the apical regions of the teeth.

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) 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.

Question 15

A size ____ receptor is typically used for the edentulous examination.

Accepted Answer

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

Question 16

Your patient is edentulous and has very little alveolar ridge remaining.Which technique would you use for a periapical examination on your patient?

Accepted Answer

A) Bisecting 
B) Paralleling 
C) Occlusal 
D) Interproximal 
A) Bisecting 
B) Paralleling 
C) Occlusal 
D) Interproximal

Question 17

The mixed occlusal and periapical examination on an edentulous patient consists of _______ size 4 receptors and ________ size 2 receptors.

Accepted Answer

A) two;four 
B) two;two 
C) four;four 
D) four;two 
A) two;four 
B) two;two 
C) four;four 
D) four;two

Question 18

Which of the following could you do to prevent stimulating your patient's gag reflex?

Accepted Answer

A) Slide the receptor along his palate. 
B) Slowly place the receptor in his mouth to avoid stimulating his gag reflex. 
C) Let the patient get used to each receptor placement,and wait 20 seconds before exposing the receptor. 
D) Put your finger on the tissue where the receptor will be placed to demonstrate the receptor placement. 
A) Slide the receptor along his palate. 
B) Slowly place the receptor in his mouth to avoid stimulating his gag reflex. 
C) Let the patient get used to each receptor placement,and wait 20 seconds before exposing the receptor. 
D) Put your finger on the tissue where the receptor will be placed to demonstrate the receptor placement.

Question 19

For a periapical examination in an edentulous patient,the receptor should be positioned so that approximately ____________ of it extends beyond the edentulous ridge.

Accepted Answer

A) one eighth 
B) one quarter 
C) one third 
D) one half 
A) one eighth 
B) one quarter 
C) one third 
D) one half

Exam 24: Imaging of Patients With Special Needs

The gag reflex is a(n)___________ effort,preceded by ____________ of respiration.

You have just placed the receptor to expose the maxillary right molar and your patient has started gagging.What should you do?

A developmental disability is a substantial impairment of mental or physical functioning that occurs before age ____ years and is of indefinite duration.

When preparing your patient for dental images,you should ask your patient if she gags,because if she does,you need to do some additional preparation prior to taking the images on her.

Which receptor placement is most likely to elicit the gag reflex?

If a person is blind or visually impaired,the dental radiographer must

Which of the following suggestions are intended to help reduce the gag reflex?

The gag reflex is elicited by stimulation of the sensitive tissues of the

____________ periapical images can be used to examine the edentulous arches.

What can you do to reduce the risk of a gag reflex?

Which of the following choices would represent the suggested receptor placement sequence for a patient who is likely to gag? 1)Anterior 2)Premolar 3)Molar

When taking images on a patient with a hearing disability,you should wear your mask because of infection control guidelines.

In treating children with a primary or transitional dentition,the bisecting technique is preferred,because the small size of the mouth precludes the placement of a receptor beyond the apical regions of the teeth.

A size ____ receptor is typically used for the edentulous examination.

Your patient is edentulous and has very little alveolar ridge remaining.Which technique would you use for a periapical examination on your patient?

The mixed occlusal and periapical examination on an edentulous patient consists of _______ size 4 receptors and ________ size 2 receptors.

Which of the following could you do to prevent stimulating your patient's gag reflex?

For a periapical examination in an edentulous patient,the receptor should be positioned so that approximately ____________ of it extends beyond the edentulous ridge.

Radiation History

Radiation Physics

Radiation Characteristics

Radiation Biology

Radiation Protection

Dental X-Ray Equipment

Dental X-Ray Film

Dental X-Ray Image Characteristics

Dental X-Ray Film Processing

Quality Assurance in the Dental Office

Dental Radiographs and the Dental Radiographer

Patient Relations and the Dental Radiographer

Patient Education and the Dental Radiographer

Legal Issues and the Dental Radiographer

Infection Control and the Dental Radiographer

Introduction to Radiographic Examinations

Paralleling Technique

Bisecting Technique

Bite-Wing Technique

Exposure and Technique Errors

Occlusal and Localization Techniques

Panoramic Imaging

Extraoral Imaging

Digital Imaging

Three-Dimensional Digital Imaging

Normal Anatomy: Intraoral Images

Film Mounting and Viewing

Normal Anatomy: Panoramic Images

Introduction to Image Interpretation

Descriptive Terminology

Identification of Restorations, dental Materials, and Foreign Objects

Interpretation of Dental Caries

Interpretation of Periodontal Disease

Interpretation of Trauma and Pulpal and Periapical Lesions

Filters

The gag reflex is a(n)_ effort,preceded by __ of respiration.

The mixed occlusal and periapical examination on an edentulous patient consists of _ size 4 receptors and __ size 2 receptors.