The simple answer is that snakes shed their skin because they are just like all other animals. All animals shed their skin â even you! In mammals, especially humans, this is an ongoing process that's rarely noticed. Skin shedding in reptiles is different. Instead of an ongoing process, reptiles shed skin periodically.
According to the International Liaison Committee on Resuscitation guidelines, CPR involves chest compressions at least 5 cm (2 in) deep and at a rate of at least 100 per minute in an effort to create artificial circulation by manually pumping blood through the heart and thus the body.
CPR can be used to revive victims of the first condition when a defibrillator is not available. CPR must be used for the second condition. The components of CPR are used in other procedures. CPR style breaths are used in rescue breathing. Rescue Breathing is used to supply oxygen to victims whose hearts are pumping efficiently but have stopped breathing. CPR style chest compressions are used to force food out of an unconscious choking victim. (MORE)