Answer to Question 1
C
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A Although diphenhydramine may be indicated, epinephrine is the first drug of
choice in the immediate treatment of anaphylaxis.
B Although a histamine inhibitor such as cimetidine may be indicated, epinephrine
is the first drug of choice in immediate treatment of anaphylaxis.
C Epinephrine is the first drug of choice in immediate treatment of anaphylaxis.
Treatment must be initiated immediately because it may only be a matter of
minutes before shock occurs.
D Albuterol is not usually indicated for treatment of anaphylaxis.
Answer to Question 2
D
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A This is a common condition for infants delivered by cesarean section.
B Surfactant is produced by the lungs, so aspiration is not a concern.
C It is common to have some fluid left in the lungs; this will be absorbed within a
few hours.
D The condition will resolve itself within a few hours. For this common condition
of newborns, surfactant acts to keep the expanded alveoli partially open between
respirations. In vaginal births, absorption of remaining lung fluid is accelerated
by the process of labor and delivery. Remaining lung fluid will move into
interstitial spaces and be absorbed by the circulatory and lymphatic systems.
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