DA 104-3
In placing a periapical radiograph, how many inches over the occlusal/incisal edge should the film packet be placed?
1/8
Which of the following are intervals of taking radiographs for routine dental exams?
6 or 12 months
The temperature for automatic processing is around ___ degrees.
90
Which of the following would appear on a bitewing radiograph?
Alveolar crest, faulty restorations, caries.
Overlapping
Angled toward mesial/distal instead of interproximal
Which of the following would a periapical radiograph show?
Apical area of a tooth, tooth development stage, eruption stage.
Movement by the patient's head or tubehead results in _____________.
Blurred image
Bitewings will detect which of the following?
Caries, faulty restorations, calculus
Foreshortening
Caused by too much angulation
Which observations should be made of a child's mouth before placing film?
Check for loose teeth, cold sores, canker sores
A film not exposed to radiation results in _______.
Clear film
If the beam missed part of the film, the result is
Cone cutting
Film artifacts
Dark fingerprint smudge marks
Streaks on film are a result of __________________.
Dirty rollers on an automatic processor, dirty processing racks
Duplication of radiograph requires _______________.
Duplicating film, duplication machine, processing method.
The technique error caused by not having enough angulation is _________.
Elongation
Labial mounting is when the depressed dot is toward the operator as if the operator is viewing the films from the inside out.
False
Radiation exposure times are the same for children as for adults.
False
The endodontic film-holding device is made of plastic and aids in the patient's being able to close or bite down.
False
The same number of films are taken on an adult full mouth series for a child.
False
Todays sewage treatment facilities permit that developer and fixer solutions be poured down the sink drain.
False
Vertical positioning will show more open contacts of the premolar.
False
Partial image
Film is not completely immersed or tanks are low solution levels
The technique error caused by having too much angulation is ________.
Foreshortening
Fogged film
Gray appearance, film image detail is lost
Placement of the film backward in the patient's mouth results in __________.
Herringbone pattern
In the developing solution, which chemical blackens the exposed silver halide crystals?
Hydroquinone
When mounting film, the term used when placing the dot towards the operator is called
Labial mounting
Dark film image is a result of ____________________.
Overdeveloping, developing solution being too warm
Dark film
Overdeveloping, developing solution temperature too high
Incorrect horizontal angulation results in _________.
Overlapping
In the paralleling technique, the film packet must be ____________
Parallel to the long axis of the tooth.
Which dental specialist would be most likely to ask for vertical bitewings?
Periodontist
In the bisecting angle exposure technique, the central beam must be
Perpendicular to the bisecting line.
Which of the following will the bitewing radiograph cover?
Premolar area, molar area
The safelight is of a _________ spectrum.
Red-orange
Cone cutting
X-ray beam missed part of the film
If an automatic processor has a daylight loader, it means the film can be __________.
processed in the daylight.
Light film image is a result of ___________________.
Underexposure, underdeveloping
In which position should the patient be placed for a bitewing radiograph?
Upright
Brown stain is a result of insufficient ______________.
Rinsing
Occlusal radiographs may be taken to view which of the following?
Supernumerary teeth, alveolar crest height, impacted teeth.
Elongation
Too little positive angulation for maxillary, or negative for mandibular
A quality assurance program refers to routine procedures that have been established to ensure high quality and minimal risk to patients.
True
Bitewing radiographs are also known as interproximal radiographs.
True
Exposing radiographs is a skill that requires proper technique each and every time.
True
The paralleling technique must use a film-holding device.
True
To recheck your film positioning, the dot on the film is to be towards the occlusal/incisal surface.
True
A general rule of thumb is to fix __________ as the developing time.
Twice as long
