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Trauma Test
Question | Answer |
---|---|
3 phases of trauma. | Preincident, incident, postincident |
Kinematics | process of predicting injury patterns |
Blunt Trauma | Injuries caused by compression and change of speed. (usually deceleration) |
Down and under injuries | Knee dislocation, patella fx, femur fx, acetabulum fx, vascual injury/hemorrhage |
Up and over injuries | rib fx, ruptured diaphragm, hemopneumothorax, pulmonary contusion, aortic rupture |
Where aorta usually is sheared during deceleration. | ligamentum arteriosum |
Adult pedestrian vs. car injuries | femur fx, pelvic fx, thorax fx, spinal fx; intraabdominal or intrathoracic injury |
Child pedestrian vs. car injuries | abdominopelvic and thoracic trauma, facial trauma, head and neck injury |
Primary blast injury | sudden change in environmental pressure |
Secondary blas injury | flying debris |
tertiary blast injury | victims propelled through the air |
Falls are a result of.. | deceleration and compression |
Penetrating trauma | Tissue disruption. 2 forces-crushing & stretching |
Permanent cavities are produced when? | When the force of the projectile exceeds tensile strength of the tissue. |
Hemostasis | cessation of bleeding |
Cardiac Output= | Heart Rate x Stroke Volume |
What acid/base imbalance occurs in the body during shock? | Metabolic Acidosis due to anaerobic metabolism forming lactic acid in the body. |
As acidosis increases, red blood cells cluster together halting perfusion in vital organ capillaries | Rouleaux formation |
Shock is assumed to be _________ until proven otherwise. | Hypovolemic |
3 stages of shock |