Enter Category
Which of the following would NOT be in rubber dam placement?
Discoid/cleoid carver, clamp, Punch, Dental Floss
Discoid/cleoid carver
One kilovolt is equal to is equal to:
100 Volts, 1,000 volts, 10,000 volts, 100,000 Volts
1,000 volts
The maximum permissible dose of radiation is the amount of radiation that will not
Produce any serious or harmful effects in the person receiving it:
True or False
True
Leaded protective body aprons will reduce genetic exposure by 98%:
True or False
True
Which of the following would appear radiopaque on a developed x-ray film?
periapical abscess, tooth enamel, blood vessels, empty tooth socket
Tooth Enamel
Which of the following is NOT an important property of x-rays?
Amperage, Frequency, Microwaves, Voltage
Microwaves
“Quality” is a term relating to the penetrating ability of the beam of radiation:
True or False
True
The term ALARA stands for “As Low As Reasonably Achievable”.
True or False
True
Placing Sensor or PSP facing the wrong way in the patient’s mouth,
could cause film fog:
True or False
True
Overlapped interproximal spaces on a bitewing x-ray are caused by:
Incorrect Horizontal Angulation
X-rays are produced by sudden slowing down or stopping of high speed electrons:
True
The kilovolt setting on the x-ray unit determines the penetrating ability of the
X-rays as well as the amount or number of x-rays produced:
True or False
True
When exposing patient using digital sensor do, we need to use a Lead Vest and Collar:
True or False
True
Where is the sensor placed in the mouth?
Lingual Side
The “target” side of the x-ray unit is called the anode.
True or False
True
Which of the following are NOT sensitive to radiation?
muscle, blood forming tissue, reproductive organs, glands, bone marrow
Muscle
When processing films PSP, the only way to assure not to expose the film is to keep them in a light safe box:
True or False
Before placing PSP or Sensor in patients mouth what needs to be done?
Barrier Placed
The “filament” side of the x-ray is called the cathode:
True or False
True
Which of the following is NOT a unit of radiation measurement?
Roentgen, Rad, Rem, Rat
Leaded thyroid collars will reduce thyroid gland exposure by about 50% or more:
True or False
True
Which of the following will appear radiolucent on a developed x-ray film?
Amalgam filling, Metal crown, Enamel, Pulp chamber
Pulp Chamber