tympanic opening of pharyngotympanic (auditory) tube
tym·pan·ic o·pen·ing of pharyngotympanic (au·di·to·ry) tube
[TA]an opening in the anterior part of the tympanic cavity below the canal for the tensor tympani (muscle).
Synonym(s): ostium tympanicum tubae auditivae [TA], tympanic opening of eustachian tube
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