Gastrointestinal System — Flashcards

Mucosal defenses include secretion of _____, HCO3-, and normal blood supply

Phase _____ of MMC consists of the quiescent period

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

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

Gastric HCl secretion during the _____ phase is mediated by vagal stimulation only

The _____ cells of salivary glands secrete the initial saliva, which is iso-tonic and in similar composition to plasma

One function of gastrin is to increase growth of _____ and parietal cells

_____ is released from enterochromaffin-like (ECL) cells in the gastric mucosa

Of the amino acids, _____ and tryptophan are the most potent stimuli for gastrin secretion

Defecation reflex: 3._____ fibres carry information from the spinal cord to the external anal sphincter (skeletal muscle)