Gastrointestinal System Nursing Exam Questions Related

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The 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 needed for Vitamin B12 absorption. Since the stomach lining produces less intrinsic factor after gastric surgery, the client cannot absorb B12 orally. Therefore, B12 injections are necessary to bypass the need for intrinsic factor. Vitamin B6 injections (B) are not indicated for pernicious anemia. Antibiotics (C) and antacids (D) are not relevant to the treatment of pernicious anemia.