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The exposure button is briefly depressed and then released to initiate the exposure
The exposure button is firmly depressed until the preset exposure time is completed.
The exposure light on control panel is illuminated to signal the completion of the exposure.
It is used to align an extraoral dental x-ray film.
It requires the patient to stabilize the film in the mount
It is required when using the intraoral paralleling technique.
Slot for film retention
Molded plastic that can be sterilized
Both a & b
Precision film holders
Beam alignment device
Snap-on metal collimating device
Both a & b
The film is placed to the buccal of the teeth
The film is placed to the lingual of the teeth
A periapical film is an extraoral film
Gelatin; halide crystals
Halide crystals; gelatin
Film base; emulsion
Emulsion; film base
Attached to both sides of the film
Attached to one side of the film
Made of polyester plastic
Calcium tungstate and lead salt crystal
Gelatin and barium salt crystals
Gelatin and silver halide crystals
Silver halide crystals
Variable density pattern
Neutral silver atoms
Silver bromide crystals
The protective layer