Human Digestive System: Enzymes and Secretions

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6 Questions

What is the function of the intrinsic factor mentioned in the text?

Assisting in the absorption of vitamin B12

Where does the common bile duct (Hepato pancreatic duct) open into?

Duodenum

What is the length of the small intestine as mentioned in the text?

3 meters

Which part of the small intestine contains the ileocaecal valve?

Terminal part of the ileum

What is the function of the pancreatic juice?

Neutralizing stomach acid

Where is the crypts of Lieberkühn located?

Small intestine

Study Notes

Digestive System

  • Intrinsic factor is necessary for the absorption of vitamin B12 in the intestine.
  • The common bile duct (Hepato pancreatic duct) opens into the duodenum.
  • The small intestine is approximately 6.9 meters (22.6 feet) long.
  • The ileocaecal valve is located at the junction of the ileum and the caecum.
  • Pancreatic juice, produced by the pancreas, breaks down proteins, carbohydrates, and fats into smaller molecules.
  • Crypts of Lieberkühn, small glands, are located in the mucous membrane of the small intestine.

Test your knowledge about the enzymes and secretions involved in the human digestive system. This quiz covers topics such as intrinsic factor, pepsinogen, somatostatin, and gastric juice.

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