TCAR Post-Test – Real Exam Questions with Correct Answers (A+ Graded, Verified Content)
- Helmets and automobile airbags work because they
prevent blows to the head.reduce acceleration injuries.increase deceleration speed.
add deceleration distance. - ANSWER: reduce acceleration
injuries.
- Which of the following statements best describes knife
wounds? Their velocity is _____, the temporary cavity _____, and damage _____.low; depends on the size of the knife; is usually extensive low; is insignificant; is limited to structures directly in object's path high; will be small; affects structures at some distance from the wound tract high; may be massive; results in widespread tissue destruction
- ANSWER: low;
is insignificant; is limited to structures directly in object's path
- Injury to which body structure is commonly a DELAYED
finding in the blast trauma patient?Heart Bladder Bowel
Spleen - ANSWER: Bowel
- Shock occurs when
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the sodium-potassium pump fails.ATP levels are less than lactic acid levels.cellular oxygen demand is greater than supply.aerobic metabolism exceeds anaerobic metabolism. -
ANSWER: cellular oxygen
demand is greater than supply.
- _____ shock is the most common type of shock
immediately after traumatic injury.
Distributive Septic Cardiogenic Hypovolemic - ANSWER:
Hypovolemic
- Which findings suggest a trauma patient is experiencing
cardiogenic shock?Bradycardia, cyanosis, and elevated mean arterial pressure High shock index, mottling, and hypotension Tachycardia, flushing, and widened pulse pressure
Pallor, course breath sounds, and hypertension - ANSWER:
High shock index, mottling, and hypotension
- 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 dehydration.fat embolism syndrome.surgical site bleeding.
sepsis. - ANSWER: sepsis.
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- Normalizing a trauma patient's body temperature helps
control bleeding because hypothermia produces shivering and makes platelets hyperactive.causes platelet dysfunction and clotting system failure.stimulates the clotting cascade and reduces blood pressure.increases tissue oxygen consumption and cold diuresis. -
ANSWER: causes
platelet dysfunction and clotting system failure.
- What are the 3 components of the "trauma triad of death"?
Coagulopathy, hypothermia, and acidosis Hypothermia, alkalosis, and coagulopathy Alkalosis, hyperthermia, and tissue injury
Tissue injury, hyperthermia, and acidosis - ANSWER:
Coagulopathy, hypothermia, and acidosis
- Compensatory responses to hypovolemic shock include
vasoconstriction, tachycardia, and oliguria.immune system activation, water retention, and bradycardia.