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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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There are 60,000 miles of blood vessels in every adult human.
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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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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.
A blood smear. The smear reveals representative cells from each formed element group: red blood cell
The 1976 Flash Flood in Big Thompson Canyon, Colorado
One page of color vision chart.
Visual Elements of Pictorial Expression: A. Carpet Page from the Lindisfarne Gospels
The two skills of the element Selection of Alternatives
P element–mediated transformation in Drosophila