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Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

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

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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

The Sun is the star at the center of the Solar System. The Sun is the star at the center of the Solar System.
Different Classifications of Solar System Objects Different Classifications of Solar System Objects
The Autonomic Nervous System The Autonomic Nervous System
A Receiver-Operating-Characteristic (ROC) Curve A Receiver-Operating-Characteristic (ROC) Curve
Sympathetic Nervous System's Flight or Fight Response Sympathetic Nervous System's Flight or Fight Response
Some of the major nerves of the human nervous system Some of the major nerves of the human nervous system
Video: Miller's reaction chamber experiment Animation

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