Podcast
Questions and Answers
Which hormone is secreted by "S" cells in the mucosa of the duodenum in response to acidic gastric juice emptying into the duodenum from the pylorus of the stomach?
Which hormone is secreted by "S" cells in the mucosa of the duodenum in response to acidic gastric juice emptying into the duodenum from the pylorus of the stomach?
- CCK
- LLI
- Mai
- Secretin (correct)
What is the effect of CCK on appetite?
What is the effect of CCK on appetite?
- It stimulates feeding centers in the brain
- It stimulates motility of the gastrointestinal tract
- It inhibits appetite to prevent overeating during meals (correct)
- It has no effect on appetite
Which nerve is responsible for sending signals from the duodenum to the brain to inhibit feeding centers?
Which nerve is responsible for sending signals from the duodenum to the brain to inhibit feeding centers?
- Sciatic nerve
- Vagus nerve (correct)
- Trigeminal nerve
- Optic nerve
Flashcards
Secretin
Secretin
Secreted by 'S' cells in the duodenum in response to acidic gastric juice; stimulates secretion of bicarbonate-rich fluids from the pancreas and bile ducts to neutralize the acid.
CCK effect on appetite
CCK effect on appetite
Cholecystokinin inhibits appetite to prevent overeating during meals.
Vagus nerve role in feeding
Vagus nerve role in feeding
This nerve sends signals from the duodenum to the brain to inhibit feeding centers, helping regulate satiety.
Study Notes
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