Radiation Safety in Nuclear Medicine — MCQs

Radiation mediates its effect by

One gray equals

A pregnant woman with head trauma requires a CT scan of the head. What is the most effective radiation protection measure for the fetus?

Which of the following is most radioresistant?

In the context of medical imaging, which parameter of electromagnetic radiation remains constant?

The substance most commonly used for protection against X-ray radiation is?

A woman with endometrial carcinoma is undergoing radiotherapy. Which of the following statements about radiation therapy is true?

Which artificial radioisotopes are used in nuclear medicine?

Increased radio-isotope uptake is seen in which of the following conditions?

Which of the following isotopes is radioactive?