TCAR POST // TCAR POST TEST EXAM 50 QUESTIONS AND CORRECT {VERIFIED} ANSWERS
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wNEWEST//ALREADY GRADED A+ w w
1. Helmets and automobile airbags work because they
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w prevent blows to the head.
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reduce acceleration injuries.
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w increase deceleration speed.
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add deceleration distance. - ANSWER-reduce acceleration injuries.
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2. Which of the following statements best describes knife wounds? Their velocity is
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w
w temporary cavity w , and damage
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low; depends on the size of the knife; is usually extensive
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low; is insignificant; is limited to structures directly in object's path
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high; will be small; affects structures at some distance from the wound tract
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high; may be massive; results in widespread tissue destruction - ANSWER-low; is insignificant; is limited to
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structures directly in object's path
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4. Injury to which body structure is commonly a DELAYED finding in the blast trauma patient?
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w Heart
Bladder
w Bowel
Spleen - ANSWER-Bowel
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5. Shock occurs when w w
the sodium-potassium pump fails.
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ATP levels are less than lactic acid levels. cellular
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w oxygen demand is greater than supply.
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aerobic metabolism exceeds anaerobic metabolism. - ANSWER-cellular oxygen demand is greater than
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supply.
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, 6. w shock is the most common type of shock immediately after traumatic injury.
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w Distributive Septic Cardiogenic Hypovolemic - ANSWER-Hypovolemic
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7. Which findings suggest a trauma patient is experiencing cardiogenic shock?
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w Bradycardia, cyanosis, and elevated mean arterial pressure
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High shock index, mottling, and hypotension
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w Tachycardia, flushing, and widened pulse pressure
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Pallor, course breath sounds, and hypertension - ANSWER-High shock index, mottling, and hypotension
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8. A multisystem trauma patient has become progressively tachycardic and hypotensive one week after
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w hospital admission. Pulse pressure is wide. The most likely explanation for this finding is
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dehydration.
fat embolism syndrome.
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w surgical site bleeding.
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w sepsis. - ANSWER-sepsis.
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9. Normalizing a trauma patient's body temperature helps control bleeding because hypothermia
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w produces shivering and makes platelets hyperactive.
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causes platelet dysfunction and clotting system failure.
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w stimulates the clotting cascade and reduces blood pressure.
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increases tissue oxygen consumption and cold diuresis. - ANSWER-causes platelet dysfunction and
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clotting system failure.
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10. What are the 3 components of the "trauma triad of death"?
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w Coagulopathy, hypothermia, and acidosis w w w
Hypothermia, alkalosis, and coagulopathy w w w
w Alkalosis, hyperthermia, and tissue injury
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Tissue injury, hyperthermia, and acidosis - ANSWER-Coagulopathy, hypothermia, and acidosis
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