Answer to Question 1
ANS: C
The signs of restlessness, anxiety, lethargy, decreased mental alertness, and headache are early, subtle clues to respiratory distress. Retractions, flaring, dyspnea, hyperventilation, cyanosis, pallor, stridor, and diaphoresis are not early signs of respiratory distress.
Answer to Question 2
ANS: D
Neuromuscular-blocking agents are used before electroconvulsive therapy to paralyze the skeletal muscles and reduce the risk of fractures during therapy. Neuromuscular-blocking agents do not stimulate respiration, prevent aspiration, or affect intracranial pressure.