bio 243 - ch.13 horizontal charts

bio 243 - ch.13 horizontal charts - General Sensory...

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General Sensory Receptors Classified by Structure and Function Structural Class Picture Functional Classes according to loca- tion (L) and stimulus type (S) Body Location Free nerve endings of sensory neurons L: exteroceptors, interoceptors, and proprioceptors S: thermoreceptors (warm and cool) chemoreceptors (itch, pH,etc) mechanoreceptors (pressure) nociceptors (pain, hot, cold, pinch, and chemicals) most body tissues; most dense in connective tis- sues (ligaments, tendons, dermis, joint capsules, peri- ostea) and epithelia (epiderm- is, cornea, mucosae, and glands) Modified free nerve endings: Tactile Discs (Merkel Discs) L: exteroceptors S: mechanoreceptors (light pres- sure( slowly adapting basal layer of epidermis
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Structural Class Picture Functional Classes according to loca- tion (L) and stimulus type (S) Body Location Hair follicle receptors L: exteroceptors S: mechanoreceptors (hair deflec- tion) rapidly adapting in and surrounding hair
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This note was uploaded on 11/08/2011 for the course BIOL 243 taught by Professor Datt during the Spring '08 term at South Carolina.

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bio 243 - ch.13 horizontal charts - General Sensory...

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