Composition of Bile

Bile (bil) is a yellowish-green liquid that hepatic cells continuously secrete. In addition to water, it contains bile salts, bile pigments, cholesterol, and electrolytes. Of these, bile salts are the most abundant. They are the only bile substances that have a digestive function.

Bile duct

Bile canal

Kupffer cell

Hepatic cells

Branch Branch of hepatic of hepatic portal vein artery

Blood flow into liver

Figure 17.30

The paths of blood and bile within a hepatic lobule.

Composition Bile

Hepatic sinusoids

Central canal (blood flow out of liver)

¡■■ifI Major Functions

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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