Which of the following is produced by Carcinoid tumor?
Ans. (b) SerotoninRef : Harrison 19th ed. / 564-65* Argentaffin cells in Carcinoid produce 5HT derivatives like serotonin. Epinephrine and norepinephrine are produced by chromaffin cells which are seen in phaeochromocytoma.
G.A.B.A
Serotonin
Epinephrine
Nor-epinephrine
Intestine