Question 1

How is the receptor stabilized in the patient's mouth when taking a cross-sectional image?

Accepted Answer

A) The receptor is placed in a Stabe bite-block. 
B) The receptor is held by a hemostat. 
C) The patient gently bites on the surface of the receptor. 
D) A bite-wing tab is attached to the receptor. 
A) The receptor is placed in a Stabe bite-block. 
B) The receptor is held by a hemostat. 
C) The patient gently bites on the surface of the receptor. 
D) A bite-wing tab is attached to the receptor. C

Question 2

You need to take a mandibular occlusal image on your 28-year-old patient.Which of the following will you need to do?

Accepted Answer

A) Place the tube side of the receptor facing up. 
B) Use a size 4 receptor. 
C) Place the bottom of the PID at your patient's chin. 
D) Direct the PID at a -35-degree angle. 
A) Place the tube side of the receptor facing up. 
B) Use a size 4 receptor. 
C) Place the bottom of the PID at your patient's chin. 
D) Direct the PID at a -35-degree angle. B

Question 3

Which occlusal projection is used to locate foreign bodies or salivary stones in the region of the floor of the mouth?

Accepted Answer

A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection 
A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection C

Question 4

Which of the following is a maxillary occlusal projection but not a mandibular occlusal projection?

Accepted Answer

A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection 
A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection

Question 5

The buccal object rule depends on a ________ image shift when trying to locate vertically aligned images.With the buccal object rule,an object to the buccal of the reference object will move in the ________ direction as the shift.

Accepted Answer

A) vertical;same 
B) vertical;opposite 
C) horizontal;same 
D) horizontal;opposite 
A) vertical;same 
B) vertical;opposite 
C) horizontal;same 
D) horizontal;opposite

Question 6

Your 17-year-old patient has tooth number 6 impacted.Which of the following would you take to evaluate the tooth?

Accepted Answer

A) Maxillary pediatric occlusal 
B) Mandibular cross-sectional 
C) Maxillary lateral occlusal 
D) Maxillary occlusal 
A) Maxillary pediatric occlusal 
B) Mandibular cross-sectional 
C) Maxillary lateral occlusal 
D) Maxillary occlusal

Question 7

Which occlusal projection is used to examine the palate and the anterior teeth of the maxilla?

Accepted Answer

A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection 
A) Topographic occlusal projection 
B) Lateral occlusal projection 
C) Cross-sectional occlusal projection 
D) Pediatric projection

Question 8

According to the SLOB rule,when two dental images are compared,the object that lies to the lingual appears to have moved in the same direction as the position-indicating device (PID),and the object that lies to the buccal appears to have moved in the opposite direction as the PID.

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 9

The pediatric projection is recommended for use in children ____ years old or younger.

Accepted Answer

A) 2 
B) 5 
C) 8 
D) 10 
A) 2 
B) 5 
C) 8 
D) 10

Question 10

Your patient indicates he was shot around tooth number 30 with a BB when he was younger.The BB is still there.He would like it removed.You have been asked to take a dental image of the area to locate the buccal-lingual and anterior-posterior position of the BB.Which of the following would you take?

Accepted Answer

A) Mandibular molar periapical and a second mandibular molar periapical with the horizontal angulation changed 
B) Mandibular cross-sectional image 
C) Mandibular molar periapical image 
D) Mandibular occlusal image 
A) Mandibular molar periapical and a second mandibular molar periapical with the horizontal angulation changed 
B) Mandibular cross-sectional image 
C) Mandibular molar periapical image 
D) Mandibular occlusal image

Question 11

For the maxillary topographic occlusal projection,the central ray is directed at ____ degrees.

Accepted Answer

A) +30 
B) +45 
C) +65 
D) -30 
A) +30 
B) +45 
C) +65 
D) -30

Question 12

The occlusal technique is used to examine

Accepted Answer

A) interproximal areas. 
B) large areas of the upper or lower jaw. 
C) third molars. 
D) for bone loss. 
A) interproximal areas. 
B) large areas of the upper or lower jaw. 
C) third molars. 
D) for bone loss.

Question 13

In adults,size ____ receptor is used in the occlusal examination.

Accepted Answer

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

Question 14

When using the occlusal technique,the receptor is positioned with the _______ side facing the arch that is being exposed,and the receptor is placed in the mouth ______.

Accepted Answer

A) tube;to the lingual of the teeth 
B) tube;between the occlusal surfaces of the maxillary and mandibular teeth 
C) colored or back;to the lingual of the teeth 
D) colored or back;between the occlusal surfaces of the maxillary and mandibular teeth 
A) tube;to the lingual of the teeth 
B) tube;between the occlusal surfaces of the maxillary and mandibular teeth 
C) colored or back;to the lingual of the teeth 
D) colored or back;between the occlusal surfaces of the maxillary and mandibular teeth

Question 15

You need to take a maxillary occlusal image on your 4-year-old patient.Which of the following will you need to do?

Accepted Answer

A) Place the tube side of the receptor facing down. 
B) Direct the PID through the canine-premolar contact. 
C) Place the top of the PID at the tip of the nose. 
D) Direct the PID at a +60-degree angle. 
A) Place the tube side of the receptor facing down. 
B) Direct the PID through the canine-premolar contact. 
C) Place the top of the PID at the tip of the nose. 
D) Direct the PID at a +60-degree angle.

Question 16

The "S" in the mnemonic SLOB stands for

Accepted Answer

A) shift. 
B) similar. 
C) same. 
D) some. 
A) shift. 
B) similar. 
C) same. 
D) some.

Question 17

Which size receptor would you use to take an occlusal image on your 3-year-old patient?

Accepted Answer

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

Question 18

When the right-angle technique is used,an occlusal receptor is exposed directing the central ray at ____ degrees to the receptor.

Accepted Answer

A) 20 
B) 45 
C) 65 
D) 90 
A) 20 
B) 45 
C) 65 
D) 90

Question 19

The dental image is a _______-dimensional picture of a _______-dimensional object.

Accepted Answer

A) two;two 
B) three;three 
C) two;three 
D) three;two 
A) two;two 
B) three;three 
C) two;three 
D) three;two

Question 20

A dental image depicts which of the following dimensions of an object?
1)Length
2)Width
3)Depth

Accepted Answer

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

Exam 21: Occlusal and Localization Techniques

How is the receptor stabilized in the patient's mouth when taking a cross-sectional image?

You need to take a mandibular occlusal image on your 28-year-old patient.Which of the following will you need to do?

Which occlusal projection is used to locate foreign bodies or salivary stones in the region of the floor of the mouth?

Which of the following is a maxillary occlusal projection but not a mandibular occlusal projection?

The buccal object rule depends on a ________ image shift when trying to locate vertically aligned images.With the buccal object rule,an object to the buccal of the reference object will move in the ________ direction as the shift.

Your 17-year-old patient has tooth number 6 impacted.Which of the following would you take to evaluate the tooth?

Which occlusal projection is used to examine the palate and the anterior teeth of the maxilla?

According to the SLOB rule,when two dental images are compared,the object that lies to the lingual appears to have moved in the same direction as the position-indicating device (PID),and the object that lies to the buccal appears to have moved in the opposite direction as the PID.

The pediatric projection is recommended for use in children ____ years old or younger.

Your patient indicates he was shot around tooth number 30 with a BB when he was younger.The BB is still there.He would like it removed.You have been asked to take a dental image of the area to locate the buccal-lingual and anterior-posterior position of the BB.Which of the following would you take?

For the maxillary topographic occlusal projection,the central ray is directed at ____ degrees.

The occlusal technique is used to examine

In adults,size ____ receptor is used in the occlusal examination.

When using the occlusal technique,the receptor is positioned with the _______ side facing the arch that is being exposed,and the receptor is placed in the mouth ______.

You need to take a maxillary occlusal image on your 4-year-old patient.Which of the following will you need to do?

The "S" in the mnemonic SLOB stands for

Which size receptor would you use to take an occlusal image on your 3-year-old patient?

When the right-angle technique is used,an occlusal receptor is exposed directing the central ray at ____ degrees to the receptor.

The dental image is a _______-dimensional picture of a _______-dimensional object.

A dental image depicts which of the following dimensions of an object? 1)Length 2)Width 3)Depth

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

Panoramic Imaging

Extraoral Imaging

Imaging of Patients With Special Needs

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 buccal object rule depends on a image shift when trying to locate vertically aligned images.With the buccal object rule,an object to the buccal of the reference object will move in the direction as the shift.

When using the occlusal technique,the receptor is positioned with the _ side facing the arch that is being exposed,and the receptor is placed in the mouth .

The dental image is a _-dimensional picture of a _-dimensional object.