« previous next »
« previous next »
 

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

The human body produces and destroys 15 million blood cells every second.

The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only The skull of Sahelanthropus tchadensis is argued to be the earliest of the hominins and one of only
Defense Mechanisms Cont. Defense Mechanisms Cont.
Defense Mechanisms Cont. Defense Mechanisms Cont.
Defense Mechanisms Defense Mechanisms
Neutral defense against stomach acid Neutral defense against stomach acid
Defense and counter defense. Defense and counter defense.
Video: Language Areas Animation

For a complete list of videos, visit our video library