Vitamins

Vitamin K

Picture demonstrating stages of normal absorption of B12. Parietal cells release both intrinsic factor and components that form HCl-. HCl- activates pepsin. Together HCl- and pepsin digest proteins and free B12. Complex Formation in the duodenum. B12 and Intrinsic Factor form a complex. The complex travels to the terminal ileum where it is absorbed. Once absorbed B12 travels to the liver where it is stored.

Vitamin B12

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Vitamins

Vitamin K

Vitamin B12

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Tissue Structure

Epithelial cells

The Liver

Lipid Metabolism in the Liver

Tissue Structure

Blood Vessels