RN Exam Practice
Physiological AdaptationQuestion 123 of 2368

Which effect of smoking contributes to poor wound healing?

  1. Vasodilation caused by carbon monoxide
  2. Vasoconstriction caused by nicotine
  3. Increased oxygen delivery to tissues
  4. Excess leukocyte activity at the wound
Show answer

Correct answer: Vasoconstriction caused by nicotine

Nicotine causes vasoconstriction, and toxins in smoke cause tissue hypoxia, which raises risk of infection and necrosis.

Source: Nursing Fundamentals, 2nd edition (Open RN, Chippewa Valley Technical College, 2024), Integumentary: Smoking. Licensed under CC BY 4.0.

Practice the topic "Physiological Adaptation"

Questions last reviewed: 18 October 2026