« previous next »
« previous next »
 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Structures of the Mouth Structures of the Mouth
The stomach. Longitudinal view showing regions and internal structures. The stomach. Longitudinal view showing regions and internal structures.
Lung cancers Lung cancers
Canada Total Energy Consumption by Fuel Type Canada Total Energy Consumption by Fuel Type
Anatomy of the Stomach Anatomy of the Stomach
Sea Lamprey mouth, showing teeth. Sea Lamprey mouth, showing teeth.
Video: Eczema

For a complete list of videos, visit our video library