« previous next »
« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

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?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Pneumonia. This common lung inflammation may be caused by bacteria, viruses, or fungi and is often d Pneumonia. This common lung inflammation may be caused by bacteria, viruses, or fungi and is often d
Workshop of Kane Kwei, Coffin in the shape of a film projector, Teshi area, Ghana, Africa. 2013. Workshop of Kane Kwei, Coffin in the shape of a film projector, Teshi area, Ghana, Africa. 2013.
Neck and Occipital Ridge. Apply thumb compression across the area at the base of the big toe. One ... Neck and Occipital Ridge. Apply thumb compression across the area at the base of the big toe. One ...
A container in the shape of a right circular cylinder with no top has surface area square feet. A container in the shape of a right circular cylinder with no top has surface area square feet.
One day, I hope different colleges and universities that online degrees will offer Bachelor of Scien One day, I hope different colleges and universities that online degrees will offer Bachelor of Scien
Early growth of corn (Zea mays), a typical monocot. Early growth of corn (Zea mays), a typical monocot.
Video: Introduction to Tuberculosis

For a complete list of videos, visit our video library