Biomedicine: the Maximum Permissible Workday Dose for Occupational Exposure to Radiation

Multiple Choice

Biomedicine: The maximum permissible workday dose for occupational exposure to radiation is 26 mrem. A 55-kg laboratory technician absorbs 3.3 mJ of 0.40-MeV gamma rays in a workday. The relative biological efficiency (RBE) for gamma rays is 1.00. What is the ratio of the equivalent dosage received by the technician to the maximum permissible equivalent dosage?

A) 0.23
B) 0.25
C) 0.28
D) 0.30
E) 0.32