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Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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Cyanide works by making the human body unable to use oxygen.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

X chromosome inactivation in female mammals produces the Barr Body. X chromosome inactivation in female mammals produces the Barr Body.
Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter. Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter.
Major veins of the body. Apply deep flushing effleurage to the arms and legs from distal to ... Major veins of the body. Apply deep flushing effleurage to the arms and legs from distal to ...
Lemon shark giving birth to young that recently hatched in her body. The young were nourished by egg Lemon shark giving birth to young that recently hatched in her body. The young were nourished by egg
Body plan of a lobster (Homarus americanus) Body plan of a lobster (Homarus americanus)
Video: Steps of glucose catabolism

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