This Radiation Health and Safety Review assesses knowledge on the use and safety of dental x-ray equipment. It covers federal regulations, operation of x-ray machines, and safe exposure practices, essential for dental professionals.
Hot
Humid
Cool and dry
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Control devices
Extension arm
Control panel
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PID
Film holder
Control panel
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Periapical film
Bite-wing film
Occlusal film
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Periapical and occlusal
Bite-wing
Occlusal
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For maxillary radiographs where the bone is denser than in the mandible.
To prevent more photons from passing through the film into patient tissue.
When a duplicate record of a radiographic examination is needed.
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0
1
2
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Periapical
Bite-wing
Panoramic
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Black
White
Gray
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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
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Calcium tungstate and lead salt crystal
Gelatin and barium salt crystals
Gelatin and silver halide crystals
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D
E
F
The tubehead shutter opens wider.
The exposure times are longer for fast films.
The silver halide crystals in the emulsion are larger.
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On-off switch
Exposure button
Exposure light
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Latent image
Variable density pattern
X-ray photon
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Half the
The same
Twice the
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Grain size
Focal spot size
Dimensional distortion
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Collimator
Tooth
Extension arm
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Iodide
Bromide
Chloride
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The cost of materials
Heat production
The limited kinetic energy of the electrons
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Grain size
Focal spot size
Dimensional distortion
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Determine film orientation
Identify whether or not a film has been exposed
Indicate the side of the film with an emulsion.
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30;50
50;70
70;90
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Composite
Amalgam
Air space
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Perpendicular to
Parallel to
At a 45 degree angle to
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Perpendicular to
Parallel to
At a 45 degree angle to
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To cover the film and shield the film from light.
To protect the film from moisture.
To shield the film from secondary backscatter radiation.
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Black
White
Gray
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Developer
Water bath
Fixer
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The image on the radiographic film after processing
The image on the radiographic film before processing but after exposure
The image on the radiographic film before the exposure
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Disposable
Slot for film retention
Molded plastic that can be sterilized
Both a & b
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The federal government
State government
Local government
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Beam alignment device
Snap-on metal collimating device
Styrofoam bite-block
Both a & b
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Cardboard
Acetate
Polyester plastic
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Periapical
Bitewing
Occlusal
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An overexposed film
An underexposed film
A loss of image sharpness
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The cost of the materials.
Heat production.
The limited kinetic energy of the electrons.
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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.
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Is sensitive to direct exposure to radiation.
Is sensitive to fluorescent light.
Requires more exposure time than nonscreen film.
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Aluminum
Copper
Steel
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Tubehead
Extension Arm
Control Panel
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Have phosphors that emit blue light.
Have phosphors that emit green light.
Are less efficient than calcium tungstate intensifying screens.
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Has the flap used to open the dental film.
Is solid white.
Should face the patient's tongue.
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A radiopaque radiograph.
A radiolucent radiograph.
The overall blackness or darkness of a radiograph.
The difference in degrees of blackness between adjacent or darkness of a radiograph.
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Magnification
Distortion
Sharpness
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Increases
Decreases
Remains the same
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EEZEE-Grip
Stable bite-block
EndoRay
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Amber
Red
Blue
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Quiz Review Timeline (Updated): Mar 20, 2023 +
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