Answer to Question 1
A
Alpha-fetoprotein is a test for tumor marker. It is usually performed between 16 and 18 weeks' gestation, and a high level is suggestive of neural tube defects.
Answer to Question 2
C
Feedback:
The nurse should remove a refrigerated secondary solution 30 minutes before administration because it warms the solution slightly, preventing lowering of blood temperature, and also promotes comfort during instillation. Removing it too early means that it will remain cold; removing it too late may result in instability.