Modern Dental Assisting chapter 39 quiz
UPDATED ACTUAL Questions and CORRECT
Answers
All of the following are true statements about storage plates used with psp's except - CORRECT ANSWER They
are disposable
One reason for a lighter than normal radiograph is the - CORRECT ANSWER Developer solution is too weak
Radiographic view that shows the crown, root tip, and surrounding structures - CORRECT ANSWER Periapical
When loading the film into a cassette before exposure (in Intraoral radiography) the procedure must be done in: -
CORRECT ANSWER A darkroom
Clear spots on a processed film can be caused by: - CORRECT ANSWER Fixer contacts film prior to processing
When film emulsion interacts with x-rays, the result is: - CORRECT ANSWER A latent image
The category of digital imaging similar to faxes and video equipment that uses a sensor with a cord attached to the
computer is: - CORRECT ANSWER Direct digital radiography
Which of the following time and temperature errors will result in reticulation of the film emulsion? - CORRECT
ANSWER Sudden temperature change between developer and water bath
Automatic film processing requires ____________ than manual film processing. - CORRECT ANSWER Less
equipment
________________ hardens the film emulsion during film processing - CORRECT ANSWER Fixing
All of the following are true statements about digitizing film-based radiography except - CORRECT ANSWER It
duplicates the same detail as the original film.
Digital radiography requires less radiation than traditional radiography because... - CORRECT ANSWER The
sensor is more sensitive to x-ray energy
Positioning instruments in digital radiography: - CORRECT ANSWER -Device used to hold the image receptor in
place during exposure
-Assist in film placement
Film speed is determined by - CORRECT ANSWER -Thickness of cellulose acetate base
-Size of bromide crystals
The purpose of the lead foil in the dental film packet is to: - CORRECT ANSWER Reduce film fogging
All of the following are true statements about the emulsion on a duplicating film except it: - CORRECT
ANSWER Appears shiny
When a film passes through fixer solutions before developing, the film will appear: - CORRECT ANSWER Clear
The recommended distance between the safelight and where the films are unwrapped is: - CORRECT ANSWER 4
feet
Solutions should have been changed in the processor one week ago. Continuing to use exhausted developer will result in
_____ films. - CORRECT ANSWER Light
UPDATED ACTUAL Questions and CORRECT
Answers
All of the following are true statements about storage plates used with psp's except - CORRECT ANSWER They
are disposable
One reason for a lighter than normal radiograph is the - CORRECT ANSWER Developer solution is too weak
Radiographic view that shows the crown, root tip, and surrounding structures - CORRECT ANSWER Periapical
When loading the film into a cassette before exposure (in Intraoral radiography) the procedure must be done in: -
CORRECT ANSWER A darkroom
Clear spots on a processed film can be caused by: - CORRECT ANSWER Fixer contacts film prior to processing
When film emulsion interacts with x-rays, the result is: - CORRECT ANSWER A latent image
The category of digital imaging similar to faxes and video equipment that uses a sensor with a cord attached to the
computer is: - CORRECT ANSWER Direct digital radiography
Which of the following time and temperature errors will result in reticulation of the film emulsion? - CORRECT
ANSWER Sudden temperature change between developer and water bath
Automatic film processing requires ____________ than manual film processing. - CORRECT ANSWER Less
equipment
________________ hardens the film emulsion during film processing - CORRECT ANSWER Fixing
All of the following are true statements about digitizing film-based radiography except - CORRECT ANSWER It
duplicates the same detail as the original film.
Digital radiography requires less radiation than traditional radiography because... - CORRECT ANSWER The
sensor is more sensitive to x-ray energy
Positioning instruments in digital radiography: - CORRECT ANSWER -Device used to hold the image receptor in
place during exposure
-Assist in film placement
Film speed is determined by - CORRECT ANSWER -Thickness of cellulose acetate base
-Size of bromide crystals
The purpose of the lead foil in the dental film packet is to: - CORRECT ANSWER Reduce film fogging
All of the following are true statements about the emulsion on a duplicating film except it: - CORRECT
ANSWER Appears shiny
When a film passes through fixer solutions before developing, the film will appear: - CORRECT ANSWER Clear
The recommended distance between the safelight and where the films are unwrapped is: - CORRECT ANSWER 4
feet
Solutions should have been changed in the processor one week ago. Continuing to use exhausted developer will result in
_____ films. - CORRECT ANSWER Light
