| Question | Answer |
|---|
| pespinogen and HCl are released into the lumen of the stomach... where is histamine released? | |
| T/F: Tagemet and cimetidine prevent acid production by blocking H1 histamine receptors | |
| T/F: Large volumes in the stomach increase gastric emptying | |
| these cells produce somatostatin | |
| made by the I cells of the duodenum | |
| enzyme important for the production of protons and bicarbonate in the parietal cell | |
| which two products of oxidative phosphorylation are important for the production of stomach acid. | |
| P/D1 cells release what hormone? | |
| Nutrients in the ileum and the colon influence gastric emptying through the _____ mechanism | |
| these cells produce histamine | |
| Hypoglycemia ___ (increase or decreases) gastric emptying. | |
| T/F: Prilosec or Omeprazole acts at the basolateral membrane of the parietal cell. | |
| All stomach cell types are activated by the neurotransmitter (from the enteric nervous system) Acetylcholine, except which cell? | |
| severely delayed gastric emptying or no emptying | |
| 2nd messenger involved in activation of the parietal cell | |
| The superficial epithelial cells along with which other cell type in the stomach act to lubricate and protect the stomach wall? | |
| CCK ____ (promotes or inhibits) gastric emptying | |
| T/F: The parietal cell can be activated by Acetylcholine, histamine, or gastrin. | |
| essential for binding and absorption of vitamin B12 | |
| H2 blockers prevent the binding of ____ to prevent the production of acid. | |
| occurs due to a defiency in vitamin B12, which inhibits the body's ability to go through erythropoesis | |
| 2 causes of peptic ulcers | |
| T/F: ECL cells can be activated by acetylcholine or gastrin | |
| occurs due to uncontrolled gastric emptying due to the lack of feedback inhibition by the duodenum and undigested food makes it to the colon | |
| these cells produce pepsinogen and gastric lipase | |
| T/F: Ileal fat increase gastric emptying. | |
| T/F: After a large meal, the alkaline tide (removal of bicarbonate from the parietal cell) causes an increase in the pH of the blood. | |
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