Exam 7: Dental X-Ray Film and Processing Methods

Which of these intraoral dental films is 2.25 inches × 3 inches?

Which side of the film packet faces the source of radiation?

Film used for dental radiography is very similar to photographic film.

Extraoral film is used for ALL of the following projections EXCEPTone. Which one is this EXCEPTION?

A fast speed film requires more radiation exposure to record a diagnostic image.

Film packets may contain one or two films.

For what is the embossed dot in one corner of intraoral dental x-ray film used?

The purpose of the lead foil in the film packet is to absorb back-scattered x-rays to reduce film fog.

The same film type used for exposing dental radiographs can be used to duplicate them.

Each of the following statements regarding dental x-ray film speed is true EXCEPT one. Which one is the EXCEPTION?

The radiation exposure needed for extraoral film projections is higher than that needed for intraoral projections.

Dental film emulsion is about 90 to 99 percent silver bromide and 1 to 10 percent silver iodide.

Extraoral radiographs require the use of a cassette and what else?

The invisible image present on a dental x-ray film that does not become visible until after processing is called what?

During periapical radiograph film packet placement, the embossed dot should be positioned toward the apices of the teeth.

Intraoral film emulsion is composed of a gelatin and silver halide crystals.

The latent image is an image that is slow in its formation, especially when using slow speed film.

The tab for opening the film packet is on the tube side of the packet.

A pedodontic film is any film used to radiograph a child's teeth.

What is the color of the tube side of the film packet?