SECTRA TABLE WORK: Page 2 of 4
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Notice the position of the muscles and pharynx during resting breathing: |  |
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Notice the position of the muscles and pharynx during breathing while chewing: |  |
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What muscle contracts to elevate the base of the tongue? |
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The palatoglossus muscle innervated by CN X. |
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Notice what happens during a swallow: |  |