Physiological AdaptationQuestion 2342 of 2368

A client has pernicious anemia caused by a lack of intrinsic factor. Which vitamin deficiency does the nurse recognize?

  1. Vitamin B1 (thiamine)
  2. Vitamin B6 (pyridoxine)
  3. Vitamin B12 (cyanocobalamin)
  4. Vitamin C (ascorbic acid)
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Correct answer: Vitamin B12 (cyanocobalamin)

Pernicious anemia from lack of intrinsic factor is the deficiency state of vitamin B12.

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

Practice the topic "Physiological Adaptation"

Questions last reviewed: 18 October 2026