« previous next »
« previous next »
 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

A plot of trophic diversity across the major groups of organisms shows highest trophic diversity amo A plot of trophic diversity across the major groups of organisms shows highest trophic diversity amo
Major Veins and Arteries of the Neck Major Veins and Arteries of the Neck
Major moons of Uranus in order of increasing distance (left to right), at their proper relative size Major moons of Uranus in order of increasing distance (left to right), at their proper relative size
figure 18-1 pituitary hormones figure 18-1 pituitary hormones
Hormones and Hormone Antagonists Hormones and Hormone Antagonists
Maternal age is the major risk factor for autosomal trisomies of all types. By age 42, about one in Maternal age is the major risk factor for autosomal trisomies of all types. By age 42, about one in
Video: Pneumonia Animation

For a complete list of videos, visit our video library