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4 terms

GI Secretions

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saliva
Characteristics: HCO3, K+, hypotonic, alpha-amylase, lingual lipase

Stim: parasympathetic or sympathetic nervous system

Inhib: Sleep, dehydration, atropine
Gastric secretion
Characteristics: HCl, pepsinogen, intrinsic factor

Stim: Gastrin, Para nervous system, Histamine

Inhibit: decreased stomach pH, chyme in duodenum (via secretin and GIP), atropine, cimetidine, omeprazole
pancreatic secretion
Characteristics: HCO3, isotonic, pancreatic lipase, amylase, protease

Stim: Secretin, CCK, parasympathetic NS
Bile
Characteristics: Bile Salts, bilirubin, phospholipids, cholesterol

Stim: CCK, parasympathetic NS

Inhibit: illeal resection