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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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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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When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

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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.

Muscles of the shoulder and back. Muscles of the shoulder and back.
Contents of Office Policies and Procedures Manual Contents of Office Policies and Procedures Manual
Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ... Technical service bulletins (TSBs) are issued by vehicle manufacturers when a fault occurs that ...
Knuckling effleurage (knuckle to palm) performed on the back. Knuckling effleurage (knuckle to palm) performed on the back.
Superficial friction with palms along back. Hands are perpendicular to the spine; apply friction ... Superficial friction with palms along back. Hands are perpendicular to the spine; apply friction ...
An overlapping record extends back thousands of years of tree ring width An overlapping record extends back thousands of years of tree ring width
Video: Introduction to Herpes

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