TCAR-POST TEST REAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ 1. Helmets and automobile airbags work because the

TCAR POST // TCAR POST TEST EXAM 50 QUESTIONS AND COR
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RECT {VERIFIED} ANSWERS NEWEST//ALREADY GRADEDA+
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1. Helmets and automobile airbags work because they ci ci ci ci ci ci ic




prevent blows to the head. ci ci ci ci




reduce acceleration injuries. ci ci ic




increase deceleration speed. ci ci




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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, thetemporary cavity
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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-
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low; is insignificant; is limitedto 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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?Heart
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Bladder ic




Bowel

Spleen - ANSWER-Bowel ci ci




5. Shock occurs when ci ci




the sodium-potassium pump fails.
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ATP levels are less than lactic acid levels. cellul
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ar oxygen demand is greater than supply.
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aerobic metabolism exceeds anaerobic metabolism. - ANSWER-
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cellular oxygen demand is greater thansupply.
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shock is the most common type of shock immediately after traumatic injury.Distri
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butive Septic Cardiogenic Hypovolemic - ANSWER-Hypovolemic
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7. Which findings suggest a trauma patient is experiencing cardiogenic shock
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?Bradycardia, cyanosis, and elevated mean arterial pressure
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High shock index, mottling, and hypotension Tach
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ycardia, 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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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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surgical site bleeding. se ci ci ci




psis. - ANSWER-sepsis.
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9. Normalizing a trauma patient's body temperature helps control bleeding because hypothermi
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aproduces shivering and makes platelets hyperactive.
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causes platelet dysfunction and clotting system failure. sti
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mulates the clotting cascade and reduces blood pressure.
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increases tissue oxygen consumption and cold diuresis. - ANSWER-
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causes platelet dysfunction andclotting system failure.
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10. What are the 3 components of the "trauma triad of death"
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?Coagulopathy, hypothermia, and acidosis
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Hypothermia, alkalosis, and coagulopathy ci ci ci ic




Alkalosis, hyperthermia, and tissue injury ci ci ci ci




Tissue injury, hyperthermia, and acidosis - ANSWER-Coagulopathy, hypothermia, and acidosis
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