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Health Unit #2: First Aid

Health Unit #2: First Aid. Bleeding. External Bleeding. External bleeding occurs when there is a cut or break in the skin. This may lead to an infection if not treated properly. Three Types of Bleeding. What are they?. Arterial Bleeding. Identifiers: bright red spurts out rapidly

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Health Unit #2: First Aid

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  1. Health Unit #2: First Aid Bleeding

  2. External Bleeding • External bleeding occurs when there is a cut or break in the skin. • This may lead to an infection if not treated properly.

  3. Three Types of Bleeding • What are they?

  4. Arterial Bleeding Identifiers: • bright red • spurts out rapidly • difficult to stop * Arteries have a higher pressure and the blood travels faster.

  5. Venous Bleeding Identifiers: • dark red • more common since veins are closer to the skin • flows steadily

  6. Capillary Bleeding Identifiers: • capillaries link arteries and veins • most common • oozes • clotting occurs easily

  7. Clotting • blood thickens to seal the opening or cut in order to stop bleeding

  8. Types of Open Wounds • Open wounds occur when there is a break in the skin and external bleeding occurs.

  9. Abrasion • the skin is rubbed or scraped away • bleeding is light and easily controlled

  10. Puncture • when the skin is pierced by a pointed object such as a tac or a nail

  11. Laceration • a cut with jagged or smooth edges • the skin is split from a knife or broken glass

  12. Avulsion • a piece of skin is torn away • usually involves heavy bleeding

  13. First Aid for Bleeding What to do when external bleeding occurs? • R.E.D Principle: Rest, Elevation, Direct pressure • Most important thing to do is to REASSURE the person and help him/her stay calm

  14. First Aid for Bleeding • Depending on the severity of the injury, call 911 or if it is safe to do so, take the casualty to the hospital

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