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Across 1. a break or crack in the bone where the skin is broken and the bones may stick out of the skin 3. a life threatening condition if signs and symptoms are not recognized and treated as soon as possible 5. an injury to the skin, muscle, or bone usually caused by a blow to the area 6. ligaments are stretched or torn 10. blood escapes from tissues inside the body and cannot be seen 13. a device containing adrenalin which is often used to treat an allergic reaction 15. a separation of 2 bones at a joint 17. a life threatening emergency when either the body's temperature control fails or from heavy physical exertion in high temperatures 18. a lack of oxygen to the brain caused by the blockage of a blood vessel in the brain 19. a wound to the skin usually caused by moving against a rough surface 20. pain caused by a temporary shortage of oxygen to the heart muscle

Down 2. used to create a sling 3. muscles are stretched or torn 4. protective covering placed on a wound 6. a major risk factor for heart disease 7. another name for high blood pressure 8. damage to the skin or other body parts usually caused by extreme heat 9. a loss of body fluids from heavy sweating in a hot and humid environment 11. a combination of artificial respiration and artificial circulation 12. local tissue damage caused by extreme cold 14. an overall cooling of the body due to exposure to cold 16. a serious risk from burns