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Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Flanked region Flanked region
Aquifer Depletion Aquifer Depletion
A farm family in Custer, Nebraska, in 1888, a region where Populist sentiment was strong. A farm family in Custer, Nebraska, in 1888, a region where Populist sentiment was strong.
The inguinal area. Take great care when applying deep pressure in this region The inguinal area. Take great care when applying deep pressure in this region
cI–Cro interactions in the ORPRM region cI–Cro interactions in the ORPRM region
Forward flexion of the spine Forward flexion of the spine
Video: Baroreceptor Reflex

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