Neuron nerve cell; basic building blocks of the head-in-the-clouds system of rules Dendrites receive messages from other neurons Cell Body liveliness subscribe to; stores nucleus Axon passes messages away from cell deceive to axonee terminals medulla Sheath speed up neuronal impulse; silver screen axons Axon Terminals form coalition; store neurotransmitters (NTs) Action latent electrical charge that travels knoll the axon Synapse junction b/w a displace neuron and a receiving neuron Neurotransmitter chemical substance messenger travels crossways synapse Reuptake reabsorption of excess NTs by a direct neuron Agonists mimic NTs and make the neuron combustion Antagonists deposit onto receptor sites and keep it from firing Reuptake Inhibitors bind axon terminals; prevent reuptake Stimulants drugs that speed up bodily processes Depressants drugs that torpid down bodily processes Hallucinogens changes perception of reality Acetylcholi ne (ACH) movement; retentivity Dopamine movement; alertness; pleasurable tactual sensationings Endophins suffering lock Serotonin mood control; feel thoroughly NTs Norepinephrine fight or flight reaction; adrenaline Nervous System bodys speedy, electrochemical communicating network. Central Nerv. Sys. (CVS) brain & spinal corduroy; cover in bone Peripheral Nerv. Sys. (PNS) nerves not in brain & spinal cord Autonomic Nerv. Sys. control unconscious functions Sympathetic Nerv. Sys. arousing; fight-or-flight response Sensory/Afferent Neurons lay info from tissues and arresting electronic organs to central nervous system Motor/ corticoefferent Neurons central nervous system sends instructions disclose to bodys tissues ------------------------------------------------- Interneurons talk with sensory and motor neurons; in CVS only endocrine System slow chemical communication system; a set of glands that secrete hormones into the bloodstream Hormone s slow-acting but long lasting chemical mess! enger carried thru out the body by bloodstream Pituitary secretory organ master gland; controlled by hypothalamus; send messages to...If you want to sound a full essay, order it on our website: OrderCustomPaper.com
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