Gastrointestinal System Nursing Exam Questions Related

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A home care nurse is visiting a client with a diagnosis of pernicious anemia that developed as a result of gastric surgery. The nurse instructs the client that because the stomach lining produces a decreased amount of intrinsic factor in this disorder, the client will need

  • A. Vitamin B12 injections.
  • B. Vitamin B6 injections.
  • C. An antibiotic.
  • D. An antacid.
Correct Answer: A

Rationale: The correct answer is A: Vitamin B12 injections. Pernicious anemia results from a lack of intrinsic factor, which is necessary for the absorption of vitamin B12 in the intestines. Therefore, the client with this disorder will need vitamin B12 injections to bypass the need for intrinsic factor.

Choice B (Vitamin B6 injections) is incorrect because pernicious anemia specifically involves a deficiency in vitamin B12, not B6. Choice C (An antibiotic) is incorrect as antibiotics are not indicated for pernicious anemia. Choice D (An antacid) is also incorrect as it does not address the underlying issue of vitamin B12 deficiency caused by the lack of intrinsic factor.