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Which Type of Radiation Source Would Pose the Greatest Health

Question 68

Multiple Choice

Which type of radiation source would pose the greatest health risk when used internally for a medical procedure?


A) an alpha emitter,t1/2 = 6 hours
B) a beta emitter,t1/2 = 5 hours
C) a beta emitter,t1/2 = 15 days
D) a gamma emitter,t1/2 = 4 hours

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