« previous next »
« previous next »
 

Did you know?

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

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Some male birds and mammals congregate in communal courting grounds called leks. Some male birds and mammals congregate in communal courting grounds called leks.
Children with disabilities used to be sent to special schools. In a process called mainstreaming or ... Children with disabilities used to be sent to special schools. In a process called mainstreaming or ...
The myeloma cells do not grow in a selective media called HAT because they cannot synthesize DNA ... The myeloma cells do not grow in a selective media called HAT because they cannot synthesize DNA ...
Create a soapy lather with the hands and spread the soap up to the elbows. Liquid soap is preferred. ... Create a soapy lather with the hands and spread the soap up to the elbows. Liquid soap is preferred. ...
Cutaway Drawing of Tholos, The So-called Treasury of Atreus Cutaway Drawing of Tholos, The So-called Treasury of Atreus
Cancer cells can move to new locations in the body, a process called metastasis Cancer cells can move to new locations in the body, a process called metastasis
Video: A timeline of the teeth (Explained - No Audio)

For a complete list of videos, visit our video library