Free practice test

Radiation Therapist Practice Test

Check what you know about the radiation therapist job with 15 free questions and instant explanations.

Updated By the Career Education Institute Curriculum Team
About this practice test

15 multiple-choice questions on radiation therapist knowledge, safety and vocabulary. Submit to see your score and explanations, or open any question’s answer as you go. Nothing is saved or shared.

Question 1 of 15A linear accelerator:
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Answer: Delivers radiation. Treatment machine.

Question 2 of 15A fraction is:
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Answer: One daily treatment. Treatment session.

Question 3 of 15If QA fails:
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Answer: Don’t treat. Safety first.

Question 4 of 15Gray measures:
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Answer: Radiation dose. Dose unit.

Question 5 of 15Tattoo marks are for:
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Answer: Alignment. Positioning.

Question 6 of 15Which term matches this definition: “American Registry of Radiologic Technologists.”
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Answer: ARRT. ARRT: American Registry of Radiologic Technologists.

Question 7 of 15What does “Fraction” mean?
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Answer: One daily treatment.. Fraction: One daily treatment.

Question 8 of 15Which term matches this definition: “Side effect on treated skin.”
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Answer: Skin reaction. Skin reaction: Side effect on treated skin.

Question 9 of 15What does “Simulation” mean?
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Answer: Planning scan for treatment.. Simulation: Planning scan for treatment.

Question 10 of 15Which term matches this definition: “Plans radiation dose.”
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Answer: Dosimetrist. Dosimetrist: Plans radiation dose.

Question 11 of 15What does “IMRT” mean?
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Answer: Intensity-modulated radiation therapy.. IMRT: Intensity-modulated radiation therapy.

Question 12 of 15Which term matches this definition: “Treatment target point.”
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Answer: Isocenter. Isocenter: Treatment target point.

Question 13 of 15What does “IGRT” mean?
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Answer: Image-guided radiation therapy.. IGRT: Image-guided radiation therapy.

Question 14 of 15Which term matches this definition: “Keeping the patient still.”
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Answer: Immobilization. Immobilization: Keeping the patient still.

Question 15 of 15What does “Linear accelerator” mean?
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Answer: Machine that delivers radiation.. Linear accelerator: Machine that delivers radiation.

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