A Patient's Thyroid Gland Is to Be Exposed to an Average

question 99

Multiple Choice

A patient's thyroid gland is to be exposed to an average of 5.5 µCi for 16 days as an ingested sample of iodine-131 decays. If the energy of the β radiation is 9.7 × 10^-14 J and the mass of the thyroid is 32.0 g, what is the dose received by the patient? (1 rad = 1 × 10^-5 J/g; 1 Ci = 3.7 × 10¹⁰ disintegrations/s)

• A) 0.027 rads
• B) 85 rads
• C) 37 rads
• D) 23 rads
• E) None of the answers is correct.

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Petty Cash Fund

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