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