Answer to Question 1
D
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Penicillin G benzathine (Bicillin LA) is administered as prophylaxis for rheumatic fever. Cyclacillin, amoxicillin, and dicloxacillin are not routinely administered for prophylaxis of rheumatic fever.
Answer to Question 2
A
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If cretinism is untreated until the child is several months old, permanent mental retardation is likely to result. The patient will not suffer from renal dysfunction, an immune disorder, or paralytic ileus.