tympanic groove


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tympanic sulcus

[TA]
the groove on the inner aspect of the tympanic part of the temporal bone in which the tympanic membrane is fixed.
Farlex Partner Medical Dictionary © Farlex 2012

tympanic groove

The groove at the bottom of the exterior auditory meatus that receives the inferior portion of the tympanic membrane.
See also: groove
Medical Dictionary, © 2009 Farlex and Partners