One rem is equal to:
Correct answer: B. 0.01 Sv × RBE
- A. 0.01 Gy / RBE
- B. 0.01 Sv × RBE
- C. 0.01 RBE
- D. 0.01 Cy
Explanation
One rem is equal to 0.01 sievert (Sv) multiplied by the Relative Biological Effectiveness (RBE) factor.
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Radiation in medicine includes X-rays and gamma rays for imaging, radioactive tracers for diagnosis, and controlled radiation for destroying cancerous tissue. The topic also covers CT scans, PET imaging, radiotherapy, sterilisation, half-life and dosage, alongside biological damage, shielding and the need to balance diagnostic or therapeutic benefit against exposure.
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