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Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Organ systems of the body with major functions. Organ systems of the body with major functions.
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Dermatomes of body, posterior view Dermatomes of body, posterior view
A sampling of bacterial diversity. Most bacteria do not cause disease. A sampling of bacterial diversity. Most bacteria do not cause disease.
Video: Pressure volume relationships - Normal inspiration and expiration

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