POLS 1150 Study Guide - Botulinum Toxin, Reuptake, Heritability
8 Feb 2014
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How do drugs and other chemicals alter neurotransmission: when flooded with opiate drugs such as heroin and morphine, the brain may stop producing its own natural opiates, when the drug is withdrawn, the brain may then be deprived of any form of opiate, causing intense discomfort, drugs and other chemicals affect brain chemistry at synapses, often by either exciting or, agonist molecules may be similar enough to a neurotransmitter to bind to its receptor inhibiting neurons" firing. and mimic its effects. The nervous system: the nervous system is the body"s speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and the central nervous systems, the brain and the spinal cord form the central nervous system (cns), the body"s, the peripheral nervous system is the sensory and motor neurons that connect the decision maker. central nervous system to the rest of the body.
