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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Therapeutic index: (a) drug X has a therapeutic index of 4; (b) drug Z has a therapeutic index of 2 Therapeutic index: (a) drug X has a therapeutic index of 4; (b) drug Z has a therapeutic index of 2
Index card tickler file. Index card tickler file.
Rub the ears between your thumbs and index fingers. Follow the curves to rub the entire ear, ... Rub the ears between your thumbs and index fingers. Follow the curves to rub the entire ear, ...
Apply L stroke on terminus. Place your index and middle fingers on the left and right terminus; ... Apply L stroke on terminus. Place your index and middle fingers on the left and right terminus; ...
Pacific Decadal Oscillation: PDO index Pacific Decadal Oscillation: PDO index
Satiety Index of Different Foods Subjects Satiety Index of Different Foods Subjects
Video: Nucleic acid digestion -small intestine

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