Question 1

How does an XCP film holder work?

Accepted Answer

A) Uses the parallel technique for exposing radiation to the film. 
B) Uses the bisecting technique for exposing radiation to the film. 
C) A or B; both the bisecting and paralleling technique can be used with the XCP holders. 
A) Uses the parallel technique for exposing radiation to the film. 
B) Uses the bisecting technique for exposing radiation to the film. 
C) A or B; both the bisecting and paralleling technique can be used with the XCP holders. A

Question 2

Which type of imaging unit is used for exposing extraoral radiographs of a patient's teeth and/or skull, produced as a single film?

Accepted Answer

A) Panoramic and cephalometric imaging unit. 
B) SCANX phosphor plate imaging. 
C) Handheld Nomad X-ray unit. 
A) Panoramic and cephalometric imaging unit. 
B) SCANX phosphor plate imaging. 
C) Handheld Nomad X-ray unit. A

Question 3

What anatomy is visible on a panoramic radiograph?

Accepted Answer

A) Maxillary and mandibular teeth, visible on a single film. 
B) Bony and soft tissue areas of the facial profile. 
C) Mandibular teeth. 
D) Maxillary teeth. 
A) Maxillary and mandibular teeth, visible on a single film. 
B) Bony and soft tissue areas of the facial profile. 
C) Mandibular teeth. 
D) Maxillary teeth. A

Question 4

Which XCP holder holds film when taking projections for endodontic procedures?

Accepted Answer

A) Red 
B) Blue 
C) Green 
D) Yellow 
A) Red 
B) Blue 
C) Green 
D) Yellow

Question 5

Unwrapped film left too close to the safelight or exposed for more than 2 to 3 minutes will appear fogged when developed.

Accepted Answer

A) True 
 B)False

Question 6

Which part of the dental film packet protects the film from light penetration?

Accepted Answer

A) Lead foil 
B) Black paper 
C) Vinyl cover 
A) Lead foil 
B) Black paper 
C) Vinyl cover

Question 7

Which type of dental radiographic film uses the least amount of radiation?

Accepted Answer

A) D speed 
B) E speed 
C) F speed 
D) G speed 
A) D speed 
B) E speed 
C) F speed 
D) G speed

Question 8

What is the common size of the dental film used for children younger than 3 years of age?

Accepted Answer

A) Size 0 
B) Size 1 
C) Size 2 
D) Size 3 
A) Size 0 
B) Size 1 
C) Size 2 
D) Size 3

Question 9

What landmarks are seen on a cephalometric radiograph?

Accepted Answer

A) Maxillary teeth. 
B) Mandibular teeth. 
C) Bony and soft tissue areas of the facial profile. 
D) Maxillary and mandibular teeth, visible on a single film. 
A) Maxillary teeth. 
B) Mandibular teeth. 
C) Bony and soft tissue areas of the facial profile. 
D) Maxillary and mandibular teeth, visible on a single film.

Question 10

What does PID stand for?

Accepted Answer

A) Position indicating device 
B) Posterior indicating device 
C) Pressure indication device 
A) Position indicating device 
B) Posterior indicating device 
C) Pressure indication device

Question 11

Which type of exposure is a panoramic?

Accepted Answer

A) Intraorally. 
B) Extraorally. 
A) Intraorally. 
B) Extraorally.

Question 12

A film duplicator uses X-radiation to copy films to send to another office.

Accepted Answer

A) True 
 B)False

Question 13

Which film size is usually used for an occlusal projection of the anterior teeth on a child?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 14

Which film size is usually used for a periapical radiograph and a bite-wing radiograph on an adult patient?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
A) 0 
B) 1 
C) 2 
D) 3

Question 15

What areas should be seen on a periapical radiograph?

Accepted Answer

A) Crown, root, apex, and surrounding bone of a tooth. 
B) Bony and soft tissue area of the facial profile. 
C) Coronal part of a posterior teeth. 
D) Coronal part of anterior teeth. 
A) Crown, root, apex, and surrounding bone of a tooth. 
B) Bony and soft tissue area of the facial profile. 
C) Coronal part of a posterior teeth. 
D) Coronal part of anterior teeth.

Question 16

When manually developing a dental film, how is the fixing time determined?

Accepted Answer

A) Temperature of the water. 
B) Age of the chemicals. 
C) Developing time. 
D) None of the above. 
A) Temperature of the water. 
B) Age of the chemicals. 
C) Developing time. 
D) None of the above.

Question 17

What landmarks should be seen on a bitewing radiograph?

Accepted Answer

A) Root tips (apices) of the teeth. 
B) Root and the apex of the tooth. 
C) Anterior teeth to diagnose caries. 
D) Interproximals of posterior teeth for diagnostic purposes. 
A) Root tips (apices) of the teeth. 
B) Root and the apex of the tooth. 
C) Anterior teeth to diagnose caries. 
D) Interproximals of posterior teeth for diagnostic purposes.

Question 18

Which color of XPC is used to capture a bite-wing image?

Accepted Answer

A) Red. 
B) Blue. 
C) Green. 
D) Yellow. 
A) Red. 
B) Blue. 
C) Green. 
D) Yellow.

Question 19

Which type of radiography system utilizes phosphor storage plates?

Accepted Answer

A) Cone beam 3-D imaging system 
B) Digital panoramic imaging unit 
C) SCANX digital imaging system 
D) Digital intraoral X-ray unit 
A) Cone beam 3-D imaging system 
B) Digital panoramic imaging unit 
C) SCANX digital imaging system 
D) Digital intraoral X-ray unit

Question 20

Which part of the X-ray unit is used to adjust the number of impulses used to expose a radiograph?

Accepted Answer

A) PID 
B) Tube Head 
C) Control panel 
A) PID 
B) Tube Head 
C) Control panel

Exam 20: Dental Imaging and Diagnostic Equipment

How does an XCP film holder work?

Which type of imaging unit is used for exposing extraoral radiographs of a patient's teeth and/or skull, produced as a single film?

What anatomy is visible on a panoramic radiograph?

Which XCP holder holds film when taking projections for endodontic procedures?

Unwrapped film left too close to the safelight or exposed for more than 2 to 3 minutes will appear fogged when developed.

Which part of the dental film packet protects the film from light penetration?

Which type of dental radiographic film uses the least amount of radiation?

What is the common size of the dental film used for children younger than 3 years of age?

What landmarks are seen on a cephalometric radiograph?

What does PID stand for?

Which type of exposure is a panoramic?

A film duplicator uses X-radiation to copy films to send to another office.

Which film size is usually used for an occlusal projection of the anterior teeth on a child?

Which film size is usually used for a periapical radiograph and a bite-wing radiograph on an adult patient?

What areas should be seen on a periapical radiograph?

When manually developing a dental film, how is the fixing time determined?

What landmarks should be seen on a bitewing radiograph?

Which color of XPC is used to capture a bite-wing image?

Which type of radiography system utilizes phosphor storage plates?

Which part of the X-ray unit is used to adjust the number of impulses used to expose a radiograph?

Basic Dental Instruments

Enamel Cutting Instruments

Local Anesthetic Syringecomponents and Nitrous Oxide Sedation

Evacuation Devices, Airwater Syringe Tip, and Dental Unit

Dental Handpieces

Burs and Rotary Attachments for Handpieces

Dental Dam Instruments

Amalgam Restorative Instruments

Composite Restorative Instruments

Crown and Bridge Restorative Instruments

Endodontic Instruments

Hygiene Instruments

Preventive and Sealant Instruments and Bleaching Trays

Orthodontic Instruments

Universal Surgical Instruments

Periodontal Instruments and Periodontal Surgical Instruments

Oral Surgery Extraction Instruments

Sterilization Equipment

Dental Materials Equipment

Vital Signs and Beyond

Filters