Answer to Question 1
D
Feedback:
Drinking plenty of water while taking guaifenesin may help loosen mucus in the lungs. Deep breathing, gargling with normal saline, and reducing salt intake do not necessarily help liquefy and mobilize secretions.
Answer to Question 2
D
Feedback:
Vitamin K is the antidote for warfarin overdose. Aminocaproic acid is used to control excessive bleeding from systemic hyperfibrinolysis. Platelets are a blood product, not a medication. Protamine sulfate is the antidote for heparin therapy.