« previous next »
« previous next »
 

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Procedures and Diagnostic Tests Related to the Urinary System Procedures and Diagnostic Tests Related to the Urinary System
Functional divisions of the nervous system. Functional divisions of the nervous system.
A gasoline direct-injection system injects fuel under high pressure directly into the combustion ... A gasoline direct-injection system injects fuel under high pressure directly into the combustion ...
The Human Olfactory System The Human Olfactory System
Female Reproductive System Female Reproductive System
Development of the Respiratory System Development of the Respiratory System
Video: Oxygen transport - methods and oxyhemoglobin

For a complete list of videos, visit our video library