Gastrointestinal System — Flashcards

Secretin is secreted in response to _____ and fatty acids in the lumen of the duodenum

An increase in cAMP from cholera toxin opens the CFTR channel, _____ Cl- ion secretion into the intestinal lumen

At _____ flow rates, the pancreatic secretions have high Cl- concentration

Cholera toxin permanently activates _____ of GI mucosal cells, resulting in Cl- ion secretion and 'rice water' diarrhea

_____ cells are located in the body of the stomach and secrete HCl and intrinsic factor

_____ is secreted from G cells in the antrum of the stomach and the duodenum

The _____ cells modify the initial saliva via absorption of Na+ and Cl-

Defecation reflex: 2._____ motor nerve fibres carry information from the spinal cord to the internal anal sphincter (smooth muscle)

Histamine binds to _____ receptors on parietal cells, causing increased H+ secretion

MMCs migrate from the _____ to the distal ileum at a rate of about 5 cm/min