Define each word First aid, Cardiac arrest, Heimlich maneuver, Abdominal thrust, Cardiopulmonary resuscitation

First aid is help given to a sick or injured person until full medical treatment. cardiac arrest is the manual application of sudden upward pressure on the upper abdomen of a choking victim to force a foreign object from the trachea. the heart stops beating suddenly. Abdominal thrusts is an emergency technique to help clear someone's airway.Cardiopulmonary resuscitation ( is a lifesaving technique that's useful in many emergencies, such as a heart attack or near drowning, in which someone's breathing or heartbeat has stopped.

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