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Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

A guinea pig being examined by a veterinary medical officer for general health and pulmonary conditi A guinea pig being examined by a veterinary medical officer for general health and pulmonary conditi
A microsatellite locus can show linkage to a disease gene A microsatellite locus can show linkage to a disease gene
Tuberculosis. Microphotograph of the Mycobacterium tuberculosis, the cause of the disease TB. Tuberculosis. Microphotograph of the Mycobacterium tuberculosis, the cause of the disease TB.
Drugs for Peptic Ulcer Disease Drugs for Peptic Ulcer Disease
Histopathologic findings in Crohn's disease. A high magnification micrograph of a colonic ... Histopathologic findings in Crohn's disease. A high magnification micrograph of a colonic ...
Partial map of disease genes on human chromosome 21 Partial map of disease genes on human chromosome 21
Video: Secondary Active Transport

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