Does CPR continue to supply oxygen the brain?

Cardiopulmonary resuscitation (CPR) is an emergency procedure performed when someone's heart has stopped beating. It involves chest compressions and artificial breathing to manually circulate blood and provide oxygen to the brain and other vital organs.

However, it's important to note that CPR does not directly supply oxygen to the brain. Instead, it helps maintain blood circulation, which carries oxygen to the brain and other parts of the body. This is why starting CPR as soon as possible is crucial in emergencies, as it buys time until professional medical help arrives and more advanced interventions can be performed to restore the heart's normal rhythm and function.

During CPR, chest compressions help circulate blood by squeezing the heart and pushing blood out into the body. Artificial breathing (rescue breaths) provides oxygen to the lungs, which can then be transported throughout the body with the help of circulating blood.

It's important to remember that CPR is a temporary measure to sustain vital bodily functions until proper medical assistance becomes available. It does not substitute for the heart's natural pumping mechanism or the complex respiratory process. The primary goal of CPR is to keep blood and oxygen flowing to the brain and other critical organs until professional medical care can be administered.