ENT FMGE 2018 eb319f9c

Eustachian tube develops from:

2nd and 3rd pharyngeal pouch

1st pharyngeal pouch

2nd pharyngeal pouch

3rd pharyngeal pouch

High-Yield Explanation

Pharyngeal Pouch Derivatives 1 Tympanic (middle car) cavity, auditory (eustachian) tube 2 Palatine tonsils, tonsillar fossa 3 Inferior parathyroid gland, thymus 4 Superior parathyroid gland, ultimobranchial body (parafollicular C cells of thyroid)

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Eustachian tube develops from:

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