BIOL 1F25 Lecture Notes - Lecture 14: Weight Loss, Cardiac Arrest, Lysine
25 Feb 2016
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Starts as a leaf then made into a coca base. Cns stimulant: regulated as a narcotic but its not, stimulates release of brain chemicals that play a role in mental alertness and excitation, one of the most powerful pharmacological reineforcers known. Experienced, tendency to reuse is nearly irresistible . Hydrochloride salt: white powder, water soluble, sniffed or taken intravenously. 1st isolated by german chemist: friedrich gaedcke in 1855: erythroxyline . Purified by albert niemann in 1859: cocaine . Discovered cocaine acts as a local anesthetic. Eye, nose and throat surgery (1 oz enough to perform 28 nose jobs) Aphrodisiac: discontinued use later- one of his patient"s and close friend died from cocaine. Cocaine powder that is chemically altered into crystals. Smoking goes directly into bloodstream and brain in concentrated form. Effects of any drug depends on several actors: Dosage / amount taken at a time. Circumstances under which drug is taken: new environment, learning and memory.
