Answer to Question 1
A
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The most accurate means of determining a pediatric drug dosage is a nomogram using body surface area because the weight and body surface area of two children who are of the same age can be significantly different. Young's rule, Fried's rule, and Clark's rule are based on the child's age and the usual adult dosage and are rarely used today unless no other method will suffice for a specific drug.
Answer to Question 2
D
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The nurse will administer 200 mcg. (2.2 pounds: 1 kg = X: 20 kg, 20(10) = 200 mcg).
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