BU DENTAL RADIOLOGY EXAM WITH
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2026
premolar bitewing film size - ANSWERS-2
Base of film - ANSWERS-Plastic supporting material on
which the emulsion is coated with an adhesive.
Tree-like lightening black streaks on a processed film are
caused by what? - ANSWERS-Static electricity when drying
During pregancy a partiant may be irradiated by taking
necessary precations? True or False - ANSWERS-True
In your office the radiographs turn brown with age almost
all of the time. What corrective action do you take? -
ANSWERS-Wash the film properly after fixing
,When the ID dot appers near the apex of the tooth it means
what? - ANSWERS-The film was placed in the holder
incorrectly
A darkroom safe light should be at least how many feet
away from the film being opened? - ANSWERS-4 feet
Overlapping of teeth is caused by what? - ANSWERS-
Incorrect horiziontal angulation
When exposing the mandubular molar area, what is the
position of the film? - ANSWERS-Centered on the second
molar
The harmful effect of x-rays are caused by what?
-Ionizaiton
-Electromagnetic radiation
-Background radiation
-All of the above - ANSWERS-All of the above
, Overall darkness of a radiograph is called what? - ANSWERS-
Dentsity
Electrons are what - ANSWERS-Negatively charged
Neutrons are - ANSWERS-Neutrally charged
Protons are - ANSWERS-Postively charged
Binding energy is what - ANSWERS-Force that keeps
electrons in their place
*the closer to nucleus, the more electrons are held stronger,
further weaker
What orbit around the nucleus is closest? K or L - ANSWERS-
K
Cathode is waht charge - ANSWERS-Negative
Anode is what charge - ANSWERS-Postive
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2026
premolar bitewing film size - ANSWERS-2
Base of film - ANSWERS-Plastic supporting material on
which the emulsion is coated with an adhesive.
Tree-like lightening black streaks on a processed film are
caused by what? - ANSWERS-Static electricity when drying
During pregancy a partiant may be irradiated by taking
necessary precations? True or False - ANSWERS-True
In your office the radiographs turn brown with age almost
all of the time. What corrective action do you take? -
ANSWERS-Wash the film properly after fixing
,When the ID dot appers near the apex of the tooth it means
what? - ANSWERS-The film was placed in the holder
incorrectly
A darkroom safe light should be at least how many feet
away from the film being opened? - ANSWERS-4 feet
Overlapping of teeth is caused by what? - ANSWERS-
Incorrect horiziontal angulation
When exposing the mandubular molar area, what is the
position of the film? - ANSWERS-Centered on the second
molar
The harmful effect of x-rays are caused by what?
-Ionizaiton
-Electromagnetic radiation
-Background radiation
-All of the above - ANSWERS-All of the above
, Overall darkness of a radiograph is called what? - ANSWERS-
Dentsity
Electrons are what - ANSWERS-Negatively charged
Neutrons are - ANSWERS-Neutrally charged
Protons are - ANSWERS-Postively charged
Binding energy is what - ANSWERS-Force that keeps
electrons in their place
*the closer to nucleus, the more electrons are held stronger,
further weaker
What orbit around the nucleus is closest? K or L - ANSWERS-
K
Cathode is waht charge - ANSWERS-Negative
Anode is what charge - ANSWERS-Postive
