Ch 22 exam
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
