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Kenisha Smith
Physiology Quiz 13
| Question | Answer |
|---|---|
| Pepsinogen is converted to pepsin by hydrochloric acid, which is produced by the _____ of the gastric glands. | parietal cells |
| The wave-like ripple of the muscle layer of the GI tract is called | peristalsis |
| Chemical digestion requires the secretion of _____ into the lumen of the GI tract. | digestive enzymes and bile |
| CCK is an intestinal hormone that | causes the pancreas to increase secretion of exocrine high in enzymatic content. opposes the influence of gastrin on gastric parietal cells. stimulates contraction of the gallbladder so that bile can pass into the duodenum. ALL THE ABOVE |
| Stimulation of gastric juice secretion occurs in all of the following phases except the _____ phase. | digestive |
| Fats and other nutrients in the duodenum stimulate the intestinal mucosa to release a hormone called | gastric inhibitory peptide. |
| Glucose moves from the GI tract into the circulatory system by the process of: | cotransport |
| The hormone that inhibits gastric muscle, slowing passage of food into the duodenum, is called: | gastric inhibitory peptide. |
| The intestinal hormone cholecystokinin: | causes the pancreas to increase exocrine secretions high in enzyme content. opposes the influence of gastrin on gastric parietal cells. stimulates the contraction of the gallbladder. ALL THE ABOVE |
| Which of the following is not a function of the liver? | Secretion of insulin |
| The hormone thought to be a messenger causing release of digestive enzymes from the intestinal mucosa is: | vasoactive intestinal peptide. |