The Peripheral Nervous System

The Peripheral Nervous System - The Peripheral Nervous...

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Sensory Receptors: specialized to respond to changes (stimuli) in environment Classification by Stimulus Type: - mechanoreceptors: respond to touch, pressure (including blood pressure), vibration, stretch & itch - thermoreceptors: respond to temperature changes - photoreceptors: respond to light energy - chemoreceptors: respond to chemicals in solution (molecules smelled, tasted; changes in blood pH, solutes) - nociceptors: respond to pain from potentially damaging stimulus Classification by Location: - exteroceptors: sensitive to stimuli arising outside body (touch, pressure, pain receptors) - interoceptors: sensitive to stimuli arising inside body (internal viscera, blood vessels…) - proprioceptors: respond to internal stimuli in skeletal muscle, tendons, joints, Classification by Structural Complexity: - simple receptors:
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.

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The Peripheral Nervous System - The Peripheral Nervous...

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