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SSM TCAR EXAM PREP 2024 WITH 200 EXAM
QUESTIONS AND CORRECT ANSWERS (100%
CORRECT VERIFIED ANSWERS) SSM TCAR
EXAM PREP 2024/2025 LATEST UPDATE (NEW!!)
Types of shock per TCAR? - ANSWER-Pumps-Site of defect heart Pipes- site of defect is artery, veins or capillaries Fluid-intravascular, interstitial or intracellular
Trauma mortality based on organ system failure? - ANSWER-1 organ system failure=4%
- organ system failures=32%
- organ system failures=67%
- organ system failures=90%
What are the four collisions? - ANSWER-1. The vehicle
- The occupants
- The internal organs
- The secondary impacts
Energy transmission in a rollover depends on? - ANSWER-Deceleration distance Energy is dissipated over the distance of the roll and whether or not the occupants are restrained
Car vs pedestrian injuries depend on? - ANSWER-Point of contact with the care Height of hood & bumper 1 / 4
pg. 2 Size & weight of vehicle Height of patient Direction patient was facing when struck
What is the most common mechanism of injury in all age groups? - ANSWER- Falls
Factors predicting fall injuries are? - ANSWER-Fall height (velocity) Landing surface (deceleration distance) Point of impact on the body
What are the definitive options for pelvic fracture stabilization and hemorrhage control? - ANSWER-External Fixation Interventional Radiology Open reduction & Internal fixation
How are closed mid-shaft femur fractures managed? - ANSWER-Intramedullary nail fixation
What makes a fracture comminuted? - ANSWER-The bone is in multiple pieces
Physiologic criteria for trauma center care? - ANSWER-SBP<90 Resp rate <10 or >29 GCS <14
What is Kinematics? - ANSWER-The process of predicting potential injuries based on analysis of the forces involved 2 / 4
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Dose of energy is? - ANSWER-The nature and amount of force
Characteristic of wounding agent? - ANSWER-Type of energy and how it was applied
Force - ANSWER-The dose of energy involved
Which gender is the majority of trauma? - ANSWER-Male
Incidence of trauma peaks at what age? - ANSWER-Teens and young adult
Blunt trauma Classifications include? - ANSWER-MVA Auto vs. pedestrian Falls Struck by or against an object
Wound ballistics- permanent cavity - ANSWER-Cavity is the a function of the size, shape, and characteristic of the missile (mass)
For every second of fall time, speed increases by? - ANSWER-Speed increases by approximately 20 MPH
Define Shock? - ANSWER-A state in which cellular oxygen demand exceeds supply When the cost of tissue oxygen is higher than the body can pay, an oxygen debt develops. 3 / 4
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VS in shock? - ANSWER-Narrow pulse pressure Tachycardia Low CO
How many ATP molecules are produced with oxygen & glucose? - ANSWER-32 ATP molecules
How many ATP molecules are produced without oxygen? - ANSWER-2 ATP molecules
Normal pH? - ANSWER-Refernce range is 7.35-7.45, but actual normal range is
7.38-7.42
What is the footprint of shock? - ANSWER-Lactic Acidosis
What 2 things affect the amount of oxygen availalbe to the cells? - ANSWER- Temperature & pH, which is the oxyhemoglobin dissociation curve
Oxyhemoglobin dissociation shift to the right? - ANSWER-Acidosis, elevated temp More oxygen available to the cells
Oxyhemoglobin dissociation curve shift to the left? - ANSWER-Hypothermia, alkalosis Less oxygen available to the cells
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