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control of GI tract (control of movement (pacesetter cells (interstitial…
control of GI tract
control of movement
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intestinal contractions
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peristaltic contractions: serve to propel the bolus forward from the small intestine to the large intestine
behind bolus: circular muscles contract, long. muscles relax
ahead of bolus: circular muscles relax, long. muscles contract
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neural
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sensory neurons (sense stretch and pH change) which they communicate with enteric plexus, spinal cord, and CNS