United States Coast Guard Captains License Practice Exam - Prep & Study Guide

The acronym "CPR" stands for Cardiopulmonary Resuscitation, which is a critical emergency procedure used to maintain blood flow and breathing in individuals who have suffered cardiac arrest or respiratory failure. This life-saving technique combines chest compressions and rescue breaths to restore circulation and oxygenation to vital organs until professional medical help can take over. Understanding CPR is essential not only for medical professionals but also for laypersons, as it can dramatically increase someone's chance of survival in an emergency situation.

The other options, while they contain medically relevant terms, do not accurately represent what CPR stands for in the context of emergency medical response.