What is the primary purpose of performing high-quality CPR?

The primary purpose of performing high-quality CPR is to increase the likelihood of survival for a patient experiencing cardiac arrest. High-quality CPR focuses on providing effective chest compressions that help to maintain blood flow to vital organs, particularly the brain and heart. This is critical because during cardiac arrest, the heart is unable to pump blood effectively, leading to a rapid decrease in the availability of oxygen to the body.

By delivering high-quality chest compressions at the correct rate and depth, rescuers can improve the chances of restoring spontaneous circulation when advanced medical help arrives. The timing, technique, and consistency of CPR significantly influence survival rates and neurological outcomes. Therefore, the emphasis on performing CPR effectively is fundamentally about maximizing the patient's chances of surviving a cardiac event.

Other choices relate to elements that are important but do not capture the primary focus of CPR's purpose in a life-threatening situation. Maintaining a pulse, instilling confidence in rescuers, and preparing for defibrillation are relevant aspects of emergency response, but they are secondary to the overarching goal of enhancing survival odds through effective CPR.