VSR-0086
QUESTION
A linear accelerator machine is required to perform?
OPTIONS
(A) Ultrasonography
(B) Radiography
(C) Radiotherapy
(D) Nuclear Scintigraphy
ANSWER
(C) Radiotherapy
EXPLANATION
A medical linear accelerator produces high-energy beams for external-beam radiotherapy. Ultrasonography uses sound waves, ordinary radiography uses X-ray equipment, and nuclear scintigraphy uses a radiopharmaceutical and gamma camera rather than a treatment linac.
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