bio 243 - ch.14 horizontal charts

Bio 243 ch.14 - TARGET ORGAN SYSTEM Eye(iris Eye(ciliary muscle Glands(nasal lacrimal gastric pancreas Salivary Glands PARASYMPATHETIC EFFECTS

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TARGET ORGAN/ SYSTEM PARASYMPATHETIC EFFECTS SYMPATHETIC EFFECTS Eye (iris) Stimulate sphincter pupillae muscles constrict pupils stimulates dilator pupillae muscles dilates pupil Eye (ciliary muscle) Stimulates muscle which results in bulging on lens for close vision Weakly inhibits muscle which results in flattening of the lens for far vision Glands (nasal, lacrimal, gastric, pancreas) Stimulates secretory activity inhibits secretory activity causes vasoconstriction of blood vessels supplying glands Salivary Glands Stimulates secretion of watery saliva Stimulates secretion of thick, viscous saliva Sweat Glands No effect (no innervation) Stimulates copious sweating (cholinergic fibers) Adrenal Medulla No effect (no innervation) Stimulates medulla cells to secrete epinephrine and norepinephrine Arrector pili muscles attached to hair follicles No effect (no innervation) Stimulates contraction (erects hairs ===> produces “goosebumps”) Heart (muscle) Decreases rate slows heart Increases rate and force of heartbeat
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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.14 - TARGET ORGAN SYSTEM Eye(iris Eye(ciliary muscle Glands(nasal lacrimal gastric pancreas Salivary Glands PARASYMPATHETIC EFFECTS

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