When Administering a Neuromuscular Blocking Drug Such as Pancuronium (Pavulon)

When administering a neuromuscular blocking drug such as pancuronium (Pavulon) , the nurse needs to remember which principle?

A) It is used instead of general anesthesia during surgery.
B) Only skeletal muscles are paralyzed; respiratory muscles remain functional.
C) It causes sedation and pain relief while allowing for lower doses of anesthetics.
D) Artificial mechanical ventilation is required because of paralyzed respiratory muscles.