Nervous System - Nervous System Role Quickly transmit...

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Nervous System 27/03/2008 17:21:00 Role Quickly transmit information Learning and memory Chemical signaling o Neruotransmitters Electrical signaling o Action potential Mechanism by which neurons transmit information Change in charge across a membrane Component Neuron o Transmit signal o Glial cells Schwann cell Peripheral nervous system Insulation Oligo-dendrite Central nervous system Insulation Astrocyte Microglial cells
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o Cell body o Axon o Terminal Parts Ganglia CNS o Brain o Spinal cords o Eyes Peripheral Nervous System Afferent signals (in) o From periphery to CNS Efferent signals (out) o From Brain to Periphery o Somatic/voluntary Skeletal muscle o Autonomic/involuntary Cardiac Smooth muscle Glands Subdevided
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Sympathetic parasympathetic o QuickTime 7 and a decompressor are needed to see this picture. Simple origins
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Nervous System - Nervous System Role Quickly transmit...

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