Chapter 23 TB MC

Which of the following is considered extra oral film?

Panoramic and Cephalometric

A cassette is used to:

hold the film for extra oral radio graphic exposures

The __is the type of extra oral film primarily used by orthodontists:

Cephalometric radio graph

All of the following are true statements about panoramic exposure techniques except:

the film is placed in the patients mouth and the patient gently closes on the film

Dental assistants are allowed to diagnose dental disease by interpreting x rays:

False

Which of the following quality assurance test evaluates the darkroom for possible light leaks?

Placed coin on unexposed film

How often should the quality assurance test be run?

Monthly

Which of the following radiology techniques is used mainly for diagnosis of tmj?

Magnetic resonance imaging

__ Allows the dentist and or dental staff to take x rays and then display the image on a computer monitor:

digital imaging

Both intra -oral and extra oral radio graphs can be taken with digital imaging:

true