« previous next »
« previous next »
 

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne
Solar particles interact with Earth's magnetosphere. Sizes not to scale. Solar particles interact with Earth's magnetosphere. Sizes not to scale.
(a) The relative age ranges of different dating techniques depend upon the half-life of the system u (a) The relative age ranges of different dating techniques depend upon the half-life of the system u
Sociologists disagree about the relative significance of race and social class in determining social ... Sociologists disagree about the relative significance of race and social class in determining social ...
Sociologists disagree about the relative significance of race and social class in determining social ... Sociologists disagree about the relative significance of race and social class in determining social ...
Example of coastal cities Recharge Rates Example of coastal cities Recharge Rates
Video: Stomach peristalsis & Enterogastric reflex

For a complete list of videos, visit our video library