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Did you know?

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.

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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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Asthma cases in Americans are about 75% higher today than they were in 1980.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Synthesis of the active hormone formed from vitamin D or its precursor in skin. Synthesis of the active hormone formed from vitamin D or its precursor in skin.
Internal view of the heart illustrating the heart chambers, heart layers, and major blood vessels as Internal view of the heart illustrating the heart chambers, heart layers, and major blood vessels as
Petechiae, pinpoint skin hemorrhages. Petechiae, pinpoint skin hemorrhages.
Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen Cataract extraction. The procedure involves a surgical removal of a cataract lens and its replacemen
Common skin signs. Each of the illustrations depicts a section through skin Common skin signs. Each of the illustrations depicts a section through skin
The fibers in silk cloth and in a spider web are made up of the protein fibroin The fibers in silk cloth and in a spider web are made up of the protein fibroin
Video: Role of transport in a cell

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