Ch 22 exam

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In placing a periaplical radiograph how many inches over the occlusal/Incisal edge should the film packet be placed

1/8

Which of the following would appear on a bite wing radiograph

3,4,5

Which of the Following are intervals of taking radiographs for routine dental exams

6 months

The ideal temperature of developing solution is ___ degrees

68

The temperature for automatic processing is around __ degrees

90

Bite wing will detect which of the following

All the above

Which observations should be made of a child's mouth before placing films

All the above

Movement by the patients head or the tube head results in

Blurred image

Dark film image is a result of

Both a and b

A film not exposed to radiation results in

Clear film

If the beam missed part of the film the results in

Cone cutting

Streaks on film are a result of

Either b or c

The technique error caused by not having enough angulation is

Elongation

If an automatic processor has a daylight loader it means the film can be

Exposed in the daylight

The technique error caused by having too much angulation is

Foreshortening

Placement of the film backward in the patients mouth results in

Herringbone pattern

In the developing solution which chemical blackens the exposed silver halide crystals

Hyqroquinone

When mounting films, the term used when placing the dot towards the operator is called

Labial mounting

Incorrect horizontal angulation results in

Overlapping

In the parallel technique the film packet must be

Parallel to the long axis of the tooth

Which dental specialist would be the most likely to ask for vertical bitewing

Periodontist

In the bisecting angle exposure technique the central beam must be

Perpendicular to the bisecting line

Which of the following will the bite wing radiograph cover

Premolar area and molar area

Duplication of a radiograph requires

Processing method

The safe light is of a ___ spectrum

Red-orange

Light film image is a result of

Under exposure

Which of the following would a periaplical radiograph show

1,2,3

In which position should the patient be placed for a bite wing radiograph

Upright

Brown stain is a result of insufficient

Rinsing

Occlusal radiographs may be taken to view which of the following

Supernumerary teeth cysts impacted teeth

A general rule of thumb is to fix ___ as the developing time

Twice as long


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