Shock: body’s response to poor perfusion Barorecepters: sensory nerve endings that sense changes in BP from vaso dilation/constriction Lower BP in response to increased arterial pressure Inhibit medulla Excite vagal…
Management of Bleeding Wounds and Shock BSI Direct Pressure Elevate if extremity Additional dressings Pressure dressing and bandage Pressure to appropriate arterial pressure point Elevate patient’s legs Apply high flow…
Trauma | Management of Bleeding Wounds and Shock
Blood: 3 functions: Transportation: delivers O2 and nutrients, carries away wastes Plasma 55% of blood, fluid with proteins Erythrocytes: Red Blood Cells, most numerous of all blood cells, contains hemoglobin,…
Trauma | Blood
Cardiovascular system Stroke volume: amount of blood pumped into the cardiovascular system in one heart contraction. Amount is usually around 70mL. Depends on: Contractility: the extent and velocity of muscle…
Trauma | Cardiovascular System
Hemorrhage and Shock Perfusion: The process by which oxygenated blood is delivered to the body tissues and wastes are removed. Diffusion: movement of particles from an area of greater concentration…
Trauma | Hemorrhage and Shock
Trauma Types (Continued) Helmets and other Personal Protective Equipment are 29% effective in preventing fatal injuries Other Motorized Vehicle Collisions: Motorcycles: bilateral femur fractures common ATVs/Snowmobiles: head, back, neck and…
Trauma | Types Part Two
Types of Trauma Penetrating: invasive injury to the body where an opening in the skin is created Blunt: skin remains in-tact, but internal organs may be damaged Compression Sheer (change…
Trauma | Types Part One
Kinematics of Trauma: kinematics is the process of predicting injury patterns resulting from the forces and motion of energy. Perform an overall assessment of the scene and the kinematics of…
Trauma | Kinematics
Trauma Statistics: leading cause of death ages 1-44 years 5th leading cause of death nationwide 60% of childhood deaths (MVA, choking) 80% of teenage deaths MVA Phases of Trauma Care…