Ex. 3. Match the words (1-6) with the definitions (A-F). 1 shock 2 burn 3 pulse 4 rescue breathing 5 laceration 6 CPR A a normal, regular heartbeat that can be felt when an artery is pressed B a first aid procedure involving chest compression and artificial breathing C an open injury caused by a hard impact to so soft body tissue D a medical emergency in which the circulatory system cannot provide oxygen to the body E a first aid procedure involving providing air for someone who has stopped breathing, but still has a heartbeat F a physical injury that can be caused by heat