« previous next »
« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Phacopid trilobite, Devonian age, Ohio, United States Phacopid trilobite, Devonian age, Ohio, United States
practice image - mink anatomy lab - head and neck practice image - mink anatomy lab - head and neck
Media Practice Model Media Practice Model
Occupational Prestige: How The United States Compares With Sixty Countries Occupational Prestige: How The United States Compares With Sixty Countries
The three states of matter: solid, liquid, and gas. The three states of matter: solid, liquid, and gas.
GDP per Capita in the United States, 1870–2009 (Ratio Scale) GDP per Capita in the United States, 1870–2009 (Ratio Scale)
Video: HIV replication/ Replication cycle of HIV

For a complete list of videos, visit our video library