Digestive System Exam Questions Related

Review Digestive System Exam Questions related questions and content

Carcinoid tumor, Is tumor of:

  • A. Parietal cells
  • B. Enteroendocrine APUD cells
  • C. Zymogen cell
  • D. Paneth cells
Correct Answer: B

Rationale: Carcinoid tumors arise from enteroendocrine (APUD) cells, which secrete hormones like serotonin.