Assertion: eustachian tube | /r/HasProperty | derived
Facets:
value: from the first pharyngeal pouch
type: OTHER
Source sentences:
text: The Eustachian tube is derived from the first pharyngeal pouch, which during embryogenesis forms the tubotympanic recess.
text: The Eustachian tube is derived from the dorsal part of the first pharyngeal pouch and second endodermal pouch, which during embryogenesis forms the tubotympanic recess.