Carcinoid tumours commonly arise from:
Ans. (b) Argentaffin cells of small intestineCarcinoid tumors arise from argentaffin cells of the crypts of Lieberkuhn and are found from the distal duodenum to the ascending colon, areas embryologically derived from the midgut.
G. cells in pancreas
Argentaffin cells of small intestine
Pancreatic endocrine tumour
Colon polyps
Endocrine