Radioactive technetium, a gamma emitter, is taken up by the heart muscle in a medical test. The detector for the radiation emitted from the heart could be a
A) Tokamak.
B) quarter-wavelength antenna.
C) Geiger counter.
D) photoelectric tube.
E) diffraction grating.

Question

Quizplus · Accepted Answer

A Geiger counter is specifically designed to detect gamma radiation, which is the type of radiation emitted by radioactive technetium. The other options are not designed for detecting gamma radiation and would not be appropriate for this medical test.

Radioactive Technetium, a Gamma Emitter, Is Taken Up by the Heart