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Unformatted text preview: September 29, 2009 NEURAL CONTROL: CHAPTER 5 Structure Function Know pieces and how they work NEURON Neuron: Individual nerve cell- Dendrites: receive messages from other neurons- Soma: cell body; body of the neuron- Axon: carries information away from the cell body- Axon Terminals: Branches that link the dendrites and soma of other neurons- Myelin Sheath: insulates and speed conduction A SIMPLE GUIDE TO HOW A NEURON WORKS Neurons are electrically charged-resting potential (-70 millivolts)-more negatively charged particles exist inside the cell than outside- creates electrical charge across membrane Action Potential or Nerve Impulse- All or none fire or dont fie- occur at intersection of cell body and axon in motor neurons- in sensory neurons triggered at dendritic ends- the number of impulses influence effect on other neurons...
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This note was uploaded on 02/13/2010 for the course EGR 012 taught by Professor Witfield during the Spring '10 term at Aarhus Universitet.
- Spring '10