Exam 9: Radiology

The purpose of the collimator is to

To increase the density of the film, increase the mA.

A radiopaque area on a film is

The purpose of a dosimeter is to

Overdeveloped films result when films are allowed to "fix" too long.

The part of the vacuum tube that generates the electrons is the

A radiograph that captures the complete dentition and surrounding structures is called a

To increase the density of the film, increase the exposure time.

Reticulation is caused by

The part of the vacuum tube that converts electron force into photons is the

Primary radiation is the desired radiation and is used to expose the radiographic film.

Poor definition of forms is called

The error that occurs when the PID is angulated too high is called

Increasing the mA will cause a darker radiograph.

A digital image can add depth elements called __________, which give a more three-dimensional appearance.

The operator typically wears a lead shield/apron to reduce exposure to radiation.

To avoid the herringbone effect

Faster-speed film requires less exposure time for the patient.

All of the following films can be considered extraoral EXCEPT

A periapical film size for a child is size