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Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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

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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

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The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Incentive spirometry. A portable incentive spirometer is useful for encouraging patients to exercise Incentive spirometry. A portable incentive spirometer is useful for encouraging patients to exercise
The heme group The heme group
Scientists (group photo) Scientists (group photo)
A group of capped langurs. A group of capped langurs.
Weather Typically Associated with a Warm Front (North America) Weather Typically Associated with a Warm Front (North America)
The ABO blood group antigens The ABO blood group antigens
Video: Neural Reflex Arc Animation

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