NCLEX Trainer Test 2 Related

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The greatest threat during the immediate post-burn period results from burn shock. Which of the following statements best describes why burn shock occurs?

  • A. Damaged tissues release histamine and other substances that can result in vasodilatation and increased capillary permeability with a loss of fluid from the vascular compartment to the interstitial space.
  • B. Large amounts of fluid are lost from the burn site, which results in a decrease in circulating volume.
  • C. Large amounts of epinephrine are released, leading to severe vasoconstriction and shock.
  • D. Release of epinephrine leads to tachycardia, ineffective cardiac output, and shock.
Correct Answer: A

Rationale: Burn shock occurs due to histamine release causing vasodilation and increased capillary permeability, leading to fluid loss from the vascular to interstitial space.