Deck 6: Dental X-Ray Film and Dental X-Ray Equipment

Question 1

A latent image is an image that:

A) exists on an exposed film before it's developed.
B) appears on an exposed film after it's developed.
C) appears on a developed film as a result of a developing error.
D) appears when an unexposed film is exposed to light.

Answer 1

exists on an exposed film before it's developed.

Question 2

Extraoral film differs from intraoral film in that:

A) extraoral film is faster than intraoral film.
B) intraoral film is less sensitive to radiation.
C) extraoral film is sensitive to specific color light.
D) extraoral film produces a sharper image.

Answer 2

extraoral film is sensitive to specific color light.

Question 3

Which size film should be used for an occlusal x-ray?

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

Answer 3

4

Question 4

Intensifying screens are used to:

A) increase the intensity of the x-ray beam for exposing intraoral films.
B) increase the amount of radiation used in exposing extraoral films.
C) decrease the amount of radiation used to expose extraoral films.
D) decrease the amount of electricity used to produce an x-ray.

Question 5

What is a special device used to hold the extraoral film and the intensifying screen?

A) Cassette
B) Beam alignment device
C) Intraoral beam alignment device
D) Extraoral beam alignment device

Question 6

What is a type of photographic film used to make an identical copy of an intraoral or extraoral radiograph?

A) Intraoral film
B) Extraoral film
C) Duplicating film
D) Cassette film

Question 7

A radiograph used to show the crowns of both arches on a single film and commonly used to diagnose cavities is called:

A) periapical.
B) occlusal.
C) bite-wing.
D) panoramic.

Question 8

The solid white side of the film that has a raised bump in one corner that corresponds to the identification dot on the x-ray film is called the __________ side.

A) outer package wrapping
B) film emulsion
C) label
D) tube

Question 9

What type of film is placed outside the mouth?

A) Interoral
B) Extraoral
C) Intraoral
D) X-ray oral

Question 10

What contains the x-ray tube that produces dental x-rays and is also known as the tube housing?

A) Tubehead
B) Extension arm
C) Cathode
D) Anode

Question 11

What allows the dental radiographer to regulate the x-ray beam?

A) Tubehead
B) Extension arm
C) Control panel
D) On-off switch

Question 12

What regulates the x-ray beam and includes the timer and the kVp and mA selectors?

A) Tubehead
B) Extension arm
C) Control panel
D) Control devices

Question 13

What is a device used to hold and align intraoral dental x-ray films in the mouth?

A) Radiation holder
B) Receptor holder
C) Beam alignment device
D) Bite block

Question 14

What is used to help the dental radiographer position the position-indicating device (PID) in relation to the tooth and film?

A) Film holder
B) Beam alignment device
C) Extension arm
D) Tubehead

Question 15

What is used with the beam alignment device to further restrict the size of the x-ray beam?

A) Collimating device
B) Film holder
C) Extension arm
D) PID

Question 16

The typical intraoral dental x-ray machine consists of which of the following three component parts?

A) Receptor holder, collimator, and lead apron
B) Sensor, film holder, and plastic grip
C) Bite block, control device, and PID
D) Tubehead, extension arm, and control panel

Question 17

What film holder is used during endodontic procedures, such as a root canal?

A) XCP
B) Precision film holder
C) EndoRay
D) Root canal film holder