Multiple Choice
In which part of the gastrointestinal tract is the enzyme pepsin active?
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23. The Digestive System
The Stomach
Back23. The Digestive System
The Stomach
- Multiple ChoiceIn the context of the stomach, what is its main digestive function?1views
- Multiple ChoiceWhich part of the gastrointestinal tract contains highly acidic digestive juices?214views
- Multiple ChoiceIn which direction do the peristaltic contractions of the stomach's smooth muscle move contents?194views
- Multiple ChoiceWhich component of gastric juice is most helpful in preventing the stomach from digesting itself?301views
- Multiple ChoiceWhich statement about the stomach is false?299views
- Multiple ChoiceWhich body site contains hydrochloric acid that inhibits many microbes?263views
- Multiple ChoiceHydrochloric acid is secreted by which of the secretory cells of the stomach?78views
- Multiple ChoiceWhat stimulates the secretion of hydrochloric acid (HCl) in the stomach?263views
- Multiple ChoiceWhich area of the stomach directly adjoins the small intestine?79views
- Multiple ChoiceWhich of the following steps of vitamin B-12 absorption occurs in the stomach?253views
- Textbook Question
How does each of the three phases of gastric secretion promote and facilitate gastric control?
601views - Multiple ChoicePepsin enzymatically digests __________.1367views
- Textbook Question
Describe the regulation of the cephalic, gastric, and intestinal phases of gastric secretion.
733views - Multiple Choice
Proton Pump Inhibitors (or PPIs) are some of the widely used drugs in the world and are prescribed for chronic heartburn/acid reflux. They work by inhibiting the movement of H+ ions across the membrane into the gastric juice, thereby lowering the concentration of HCl. As described, which cell of the gastric glands would you expect PPIs to affect?
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