Dental Assisting Radiology Practice
Exam Questions With 100% Correct
Answers
When developer solution in an automatic processor is warmer than 83 degree F, the processed film will
appear - ✔✔✔✔dark or black
All the following are true statements about digitizing film-based radiographs EXCEPT: - ✔✔✔✔it
duplicates the same detail as the original film
Clear spots on a processed film can be caused by: - ✔✔✔✔fixer contacts film prior to processing
The life of the processing solutions is affected by: - ✔✔✔✔the number of films processed, the time
elapsed since last change, and the size of films processed
One reason for a lighter than normal radiograph is the: - ✔✔✔✔developer solution is too weak
A good protocol to follow for decreasing the contamination of dental imaging equipment and supplies is
to: - ✔✔✔✔gather all supplies needed before beginning the procedure, use overgloves if additional
supplies are needed during a procedure, ask for help
According to the CDC Guideline for Infection Control in Dental Healthcare Setting - 2003, digital
radiography sensor: - ✔✔✔✔should use FDA-cleared barriers
All the following are true statements regarding the preparation of the operatory for dental imaging
Except: - ✔✔✔✔barriers should be used on all surfaces that cannot be easily cleaned and disinfected
Calibration of dental x-ray equipment should be performed by: - ✔✔✔✔a qualified technician
, Dental images are the property of the - ✔✔✔✔dentist
Dental records must contain documentation of the _____ of dental images taken - ✔✔✔✔number,
type, quality
How much filtration is federally required for a dental x-ray machine operating over 70 kVp? - ✔✔✔✔2.5
mm
One of the rules of radiation protection is never stand closer than _____ feet from the x-ray unit during
an exposure - ✔✔✔✔6
Primary radiation is: - ✔✔✔✔also called the useful beam, the beam of x-ray that comes from the target
Secondary radiation: - ✔✔✔✔refer to x-radiation that is created when the primary beam interacts with
matter
The Guidelines for Prescribing Dental Radiographs issued by the ADA and the FDA recommend which of
the following dental imaging procedures for a pregnant patient? - ✔✔✔✔Radiographic imaging
procedures do not need to be altered because of pregnancy
The maximum permissible dose for an occupational worker for an individual 18 years of age or older is
_____rem/year - ✔✔✔✔5
The x-ray was discovered on November 8, 1895, by: - ✔✔✔✔Wilhelm Conrad Roentgen
Who should hold the film in a patient's mouth if the patient is unable to do so? - ✔✔✔✔Parent or
relative of the patient
When the matter switch is on: - ✔✔✔✔the electron cloud is emitted
Exam Questions With 100% Correct
Answers
When developer solution in an automatic processor is warmer than 83 degree F, the processed film will
appear - ✔✔✔✔dark or black
All the following are true statements about digitizing film-based radiographs EXCEPT: - ✔✔✔✔it
duplicates the same detail as the original film
Clear spots on a processed film can be caused by: - ✔✔✔✔fixer contacts film prior to processing
The life of the processing solutions is affected by: - ✔✔✔✔the number of films processed, the time
elapsed since last change, and the size of films processed
One reason for a lighter than normal radiograph is the: - ✔✔✔✔developer solution is too weak
A good protocol to follow for decreasing the contamination of dental imaging equipment and supplies is
to: - ✔✔✔✔gather all supplies needed before beginning the procedure, use overgloves if additional
supplies are needed during a procedure, ask for help
According to the CDC Guideline for Infection Control in Dental Healthcare Setting - 2003, digital
radiography sensor: - ✔✔✔✔should use FDA-cleared barriers
All the following are true statements regarding the preparation of the operatory for dental imaging
Except: - ✔✔✔✔barriers should be used on all surfaces that cannot be easily cleaned and disinfected
Calibration of dental x-ray equipment should be performed by: - ✔✔✔✔a qualified technician
, Dental images are the property of the - ✔✔✔✔dentist
Dental records must contain documentation of the _____ of dental images taken - ✔✔✔✔number,
type, quality
How much filtration is federally required for a dental x-ray machine operating over 70 kVp? - ✔✔✔✔2.5
mm
One of the rules of radiation protection is never stand closer than _____ feet from the x-ray unit during
an exposure - ✔✔✔✔6
Primary radiation is: - ✔✔✔✔also called the useful beam, the beam of x-ray that comes from the target
Secondary radiation: - ✔✔✔✔refer to x-radiation that is created when the primary beam interacts with
matter
The Guidelines for Prescribing Dental Radiographs issued by the ADA and the FDA recommend which of
the following dental imaging procedures for a pregnant patient? - ✔✔✔✔Radiographic imaging
procedures do not need to be altered because of pregnancy
The maximum permissible dose for an occupational worker for an individual 18 years of age or older is
_____rem/year - ✔✔✔✔5
The x-ray was discovered on November 8, 1895, by: - ✔✔✔✔Wilhelm Conrad Roentgen
Who should hold the film in a patient's mouth if the patient is unable to do so? - ✔✔✔✔Parent or
relative of the patient
When the matter switch is on: - ✔✔✔✔the electron cloud is emitted
