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GERD and Aspiration in the Child and Infant Diagnosis and Treatment

Anatomy and Physiology. Swallowing reflex begins at 16 weeks gestationCan suckle by 2nd to 3rd trimester34 weeks, infant can suckle and feed normallyPharyngeal phase earlier developedOral preparatory phase maldeveloped in premature infants. Anatomy and Physiology. Infant larynx at C2-C3Adult larynx at C5-C7At 4 months, enlargement of oropharynx, descent of larynx causes dysphagiaChewing begins at 6 months40% efficacy of chewing at 6 years.

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GERD and Aspiration in the Child and Infant Diagnosis and Treatment

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