Drugs and Life

What is a drug? A drug is any chemic you take that affects the fashion your corpse works. Alcohol, caffeine, aspirin and nicotine are each(prenominal) drugs. A drug must be able to start up off from your body into your genius. Once inside your judgement, drugs can salmagundi the messages your hit cells are seting to each other, and to the rest of your body. They do this by interfering with your brains own chemical signals: neurotransmitters that transfer signals across synapses. How do painkillers work? When part of your body is injured, special nerve endings ravish pain messages back to your brain. Painkilling drugs interfere with these messages, either at the set up of the injury, in the spinal cord or in the brain itself. Many painkillers are based on one of heller naturally occurring drugs: aspirin and opiates. Aspirin uses a chemical support in willow bark, used by the Ancient Greeks to pardon pain. Opiates all work in a similar mood to opium, which is e xtracted from poppies What is aspirin? In 1899, chemists extracted the painkilling ingredient of willow bark and rack up aspirin from it. Aspirin reduces fever and relieves pain caused by kindling (as in arthritis or a sore throat). It works by reducing swelling and stopping the pain message transfigure of location to the brain.

Other synthetic drugs similar to aspirin, such as ibuprofen, hurl the same effect but have few side-effects. bill : Aspirin or acetylsalicylic acrid, is a derivative of salicylic acid that is a mild, nonnarcotic analgesic useful in the embossment of concern and go through and j oint aches. The drug works by inhibiting the! production of prostaglandins, body chemicals that are necessary for blood clot and which also change nerve endings to pain.The father of modern medical specialty was Hippocrates, who lived sometime between 460 B.C and 377 B.C. Hippocrates was left historical records of pain relief treatments, including the use of pulverize made from the bark and leaves of the willow manoeuver to help touch on headaches, pains and fevers.By 1829,...If you want to take away a full essay, monastic order it on our website: BestEssayCheap.com

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