« previous next »
« previous next »
 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

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?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

The major muscles of the human body, anterior side. The major muscles of the human body, anterior side.
Movements of the Body Movements of the Body
Water Helps Regulate Your Body Temperature Water Helps Regulate Your Body Temperature
Bone Surface Markings: Head Bone Surface Markings: Head
Nutrition and Body Weight Nutrition and Body Weight
A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ... A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30 relative ...
Video: Renal Failure

For a complete list of videos, visit our video library