10 Questions
What is the primary source of pepsin in gastric juice?
Chief cells
What is the function of intrinsic factor in gastric juice?
To bind to vitamin B12
Which type of cell is responsible for producing gastrin and other hormones?
Enteroendocrine cells
What is the main function of the vagus nerve in regulating gastric secretion?
To stimulate the release of hydrochloric acid
What is the primary location of lymphoid cells and nodules in the stomach?
In the lamina propria
What is the function of smooth muscle fibers in the stomach?
To contract and mix food with gastric juice
What is the primary component of gastric juice that breaks down proteins?
Pepsin
What is the primary function of the lamina propria in the stomach?
To house lymphoid cells and nodules
What is the primary hormone that regulates the release of hydrochloric acid in gastric juice?
Gastrin
What is the primary function of parietal cells in the stomach?
To produce hydrochloric acid
Understand the general structure of the digestive tract, including its layers and components. Learn about the anatomy of the tongue, including its epithelial covering and muscle composition. Test your knowledge of the digestive system's organization and function.
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