The involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wavelike movements that push the contents of the canal forward
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Intrinsic/Enteric Nervous System
The enteric nervous system (ENS) is a subdivision of the peripheral nervous system (PNS), that directly controls the gastrointestinal system
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Sensory Neuron
Respond to mechanican deformation, particular chemical stimuli and temperature
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Motor Neuron
/axons terminate on smooth cells of the circular or longitudinal layers secretory cells of the gastrointestinal tract, or gastrointestinal blood vessels
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Interneurons
neurons between neurons integrate the sensory input and effector output
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Function of Enteric System
Intergrates motor and secretory activities of GI system
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Autonomic Nervous System
Regulates smooth muscle, cardiac musce and glands
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Branches of the Autonomic nervous system
Sympathetic and Parasympathetic
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Sympathetic
Usually inhibits motor and secretory activities of GI system
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Parastmpathetic
Innervates most of the GI tract - stimulates motor and secretoy activities of GI tract
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Other cards in this set
Card 2
Front
Intrinsic/Enteric Nervous System
Back
The enteric nervous system (ENS) is a subdivision of the peripheral nervous system (PNS), that directly controls the gastrointestinal system
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