Stomach Acid & Digestive Hormones

parietal cells

stomach acid is secreted by the…

alkaline tide

stomach acid being secreted after a meal causing the blood pH to increase is called…

gastrin

hormone that is used to control stomach activity

GIP

hormone that helps with release of insulin from the pancreas

CCK

hormone that focuses on release of pancreatic enzymes and bile secretion from the gallbladder

secretin

hormone that focuses on releasing pancreatic buffers

VIP

hormone that helps with dilation of intestinal capillaries

2

For pepsin to work, the stomach’s pH should be at about a…

cephalic phase

phase when the central nervous system signals the to stomach to get ready for food

vagus nerve

the signal during the cephalic phase is sent through what nerve?

gastric phase

phase when food is ingested, which tells the stomach to start stretching and make gastric secretions

intestinal phase

allows time for food to be digested as it slowly empties

enterogastric reflex

stretching of the wall of the duodenum results in inhibition of gastric motility and reduced rate of emptying of the stomach