Bile

Definition

Bile is a digestive fluid produced by the liver and stored in the gallbladder. It aids in the digestion and absorption of fats in the small intestine.

5 Must Know Facts For Your Next Test

1. Bile contains bile acids, which are critical for fat emulsification and absorption.
2. It is composed of bile salts, cholesterol, bilirubin, electrolytes, and water.
3. The release of bile into the small intestine is triggered by the hormone cholecystokinin (CCK).
4. Bile salts are recycled through enterohepatic circulation between the intestine and liver.
5. Impaired bile production or flow can lead to conditions like jaundice or gallstones.

Review Questions

• What are the main components of bile?
• How does bile aid in fat digestion?
• Which hormone stimulates the release of bile into the small intestine?

Related terms

Cholecystokinin (CCK): A hormone that stimulates the contraction of the gallbladder to release bile.

Enterohepatic Circulation: The recycling process of bile acids from the intestine back to the liver.

Gallbladder: An organ that stores and concentrates bile until it is needed for digestion.