chapter 39 multiple choice

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

how should x-ray film be stored?

away from light.

describe a basic type of image receptor.

bite-block with a backing plate and a slot for film-sensor retention.

how often should processing solution be replenished?

daily.

name a component of an intraoral film.

film emulsion.

describe the types of extraoral film cassettes.

flexible and rigid.

what converts x-ray energy into visible light?

intensifying screen.

how does a film holder protect the patient from unnecessary radiation?

it keeps the patient's hands and fingers from being exposed to x-radiation.

what is the major advantage of automatic film processing?

it saves time.

the image on the film before it is processed is the _____.

latent image.

are manual processing solutions and automatic processing solutions interchangeable?

no.

where is the expiration date on a package of x-ray film?

outside the box.

indirect digital imaging involves the use of:

phosphor storage plate (PSP)

which side of the film faces toward the tube?

plain side.

what is the second step involved in manually processing dental radiographs?

rinsing.

what low-intensity light is composed of long wave-lengths in the red-orange spectrum?

safelight.

when would you need to duplicate a radiograph?

to send to an insurance company and to refer a patient to a specialist.

what size film is used for posterior periapical radiographs?

2.

what is the minimum distance between a safelight and the working area?

4 feet.

what size film is used for occlusal radiographs?

4.

what is the optimum temperature for the water in the manual processing tanks?

68 degrees fahrenheit.


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