68W FIELDCRAFT CONTROL BLEEDING WITH 100% CORRECT ANSWERS ALREADY GRADED A+

Extremity Hemorrhaging Leading cause of preventable death on the battlefield. Artery Carries blood away from heart. Bleeding is high pressure, bright red and pulsating. Vein Carries blood back to heart. darker, burgundy colored blood that tends to flow. Capillary Nutrient and water exchange. Bleeding oozes. Clotting Injury to a blood vessel stimulates a series of chemical reactions and a fibrin net is formed over the injury of the vessel. Factors that contribute to coagulopathy. Hypothermia Acidosis Hemodilution Medications Blood Pressure Acidosis Lactic acid build up in tissues which changes normal pH levels of the body. Clotting requires a normal pH. Hemodilution Occurs when too much intravenous fluid has been given. Washes out clotting factors. Compressible Hemorrhage Hemorrhaging can be compressed with direct pressure, wound packing and pressure dressing. Extremities, axilla, groin and neck. Non-Compressible Hemorrhage Bleeding cant be compressed with direct pressure. Chest, Abdomen, and Pelvis. Hasty Tourniquets Only used during Care Under Fire phase. High and tight application to control obvious life-threatening hemorrhaging on an extremity. Why do we tighten tourniquets until there isn't a distal pulse? To decrease the chance of developing compartment syndrome later on. Hemostatic Agents gauze that has been impregnated with chemical factors that stimulate clotting when placed in wounds. What is the only hemostatic agent used by the Army? QuikClot Combat Gauze The four P's of wound packing Peel- gause off roll Push- into all cracks and crevices inside the wound. Pile- gauze about the level of the skin. Pressure- dressing over the top of the wound Why do we convert tourniquets? Reduces unnecessary damage to an extremity.