The physician prescribes the AP/PA field to be weighted 3:1 for the posterior field.How much dose is coming from the AP and the PA if total dose prescribed is 200 cGy?
A) AP = 50 cGy, PA = 150 cGy
B) AP = 75 cGy, PA = 125 cGy
C) AP = 150 cGy, PA = 50 cGy
D) AP = 175 cGy, PA = 25 cGy
Correct Answer:
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