UCLA EMT CH.24 (Trauma) Exam Questions and Answers 100% Pass

UCLA EMT CH.24 (Trauma) Exam Questions and Answers 100% Pass Blunt trauma - -impact on he body by objects that cause injury without penetrating soft tissues or internal organs and cavities Scene size-up - * Always have BSI first 1. personal, partner, patient safety 2. environmental hazards 3. number of patients 4. mechanism of injury 5. additional resources 6. need for C-spine Penetrating trauma - -injury caused by objects, such as knives and bullets, that pierce the surface of the body and damage internal tissue and organs Law of Inertia - -a body at rest will remain at rest and a body in motion will remain in motion unless acted upon by an outside force Kinetic energy - KE= 1/2mass X volume^2 2COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED 3 types of vehicle collisions - 1. The collision of the car against another car, tree, or object. Damage to the car is the most dramatic part of the collision 2. The collision of the passenger against the interior of the car. 3. The collision of the passengers organs against the solid structures of the body. Significant mechanisms of injury - - death of an occupant in the vehicle - sever deformity of the vehicle - moderate intrusions - severe damage from ear - ejection from vehicle Rear-end crashes - -rear end crashes are known to cause whiplash -in this type of crash, the cervical spine and surrounding area may be injured Fall factors - 1. The height of the fall 2. The typeof surface struck 3. The part of the body that was hit first, followed by the path of energy displacement Blunt or Penetrating trauma to the neck (signs and symptoms) - -noisy or labored breathing -increased respiratory rate -swelling of the face and neck 3COPYRIGHT © 2025 BY BRITTIE DONALD, ALL RIGHTS RESERVED -altered gag reflex -decreasing Spo2 -low blood pressure Blunt or Penetrating trauma to the neck (index of suspicion) - -significant bleeding or foreign bodies in the upper or lower airway