RADIATION SAFETY EXAMINATION FOR
UNREGISTERED ASSISTANTS
Pregnant women should avoid exposure to radiation because of which of the following
increased risks to their fetus? - Answer-Childhood leukemia and other cancers
Why are individuals under the age of 18 excluded from performing or assisting in
radiography? - Answer-They are at greater risk of radiation injury because their cells are
reproducing more rapidly
An unregistered assistant may operate radiographic equipment under which of the
following circumstances? - Answer-Under the direct supervision of an RVT or licensed
veterinarian
Where should a radiation monitoring device be worn for routine radiography? - Answer-
Outside the apron at thyroid level
Which of the following statements describes the purpose of collimation? - Answer-It
reduces the amount of scatter
Which of the following actions must a person who is in the x-ray room take at the time of
exposure? - Answer-Wear a protective apron of preferably 0.5mm lead-equivalent
Leaded gloves are required to be worn to protect the operator from which of the
following dangers when performing veterinary radiology? - Answer-Exposure to scatter
radiation
Which of the following techniques should a veterinary radiographer use to increase
radiation safety? - Answer-All of the above
Why should leaded goggles be worn when restraining an animal patient for
radiography? - Answer-To protect the lens from exposure to x-rays
What is the effect on the operator's exposure to radiation by increasing the distance
between the operator and the source of radiation? - Answer-Reduces the exposure to
radiation
What is the purpose of cassette holders in large animal radiography? - Answer-To
reduce the assistant's exposure to radiation
Which of the following statements accurately describes appropriate radiation safety
protocol? - Answer-No individual should be employed or regularly used to hold animal
patients during radiation exposures
UNREGISTERED ASSISTANTS
Pregnant women should avoid exposure to radiation because of which of the following
increased risks to their fetus? - Answer-Childhood leukemia and other cancers
Why are individuals under the age of 18 excluded from performing or assisting in
radiography? - Answer-They are at greater risk of radiation injury because their cells are
reproducing more rapidly
An unregistered assistant may operate radiographic equipment under which of the
following circumstances? - Answer-Under the direct supervision of an RVT or licensed
veterinarian
Where should a radiation monitoring device be worn for routine radiography? - Answer-
Outside the apron at thyroid level
Which of the following statements describes the purpose of collimation? - Answer-It
reduces the amount of scatter
Which of the following actions must a person who is in the x-ray room take at the time of
exposure? - Answer-Wear a protective apron of preferably 0.5mm lead-equivalent
Leaded gloves are required to be worn to protect the operator from which of the
following dangers when performing veterinary radiology? - Answer-Exposure to scatter
radiation
Which of the following techniques should a veterinary radiographer use to increase
radiation safety? - Answer-All of the above
Why should leaded goggles be worn when restraining an animal patient for
radiography? - Answer-To protect the lens from exposure to x-rays
What is the effect on the operator's exposure to radiation by increasing the distance
between the operator and the source of radiation? - Answer-Reduces the exposure to
radiation
What is the purpose of cassette holders in large animal radiography? - Answer-To
reduce the assistant's exposure to radiation
Which of the following statements accurately describes appropriate radiation safety
protocol? - Answer-No individual should be employed or regularly used to hold animal
patients during radiation exposures
