Antacids work to increase the acidity of gastric juices

By which mechanism of action does naloxone work as a narcotic antagonist to reverse respiratory depression associated with narcotic overdose?

A) Naloxone has a greater affinity for narcotic receptor sites than opiates, displacing from the receptor. B) Naloxone blocks part of the chemical reaction responsible for activating narcotics. C) Naloxone increases glucose concentration in the blood for the reversal of acute overdose. D) Naloxone is administered in overdose to cause vasoconstriction and relax bronchiolar smooth muscle.

________ result(s) when preparation solutions are allowed to pool underneath the patient

A. Nosocomial infections B. Contaminated areas C. Residual activity D. Chemical burns