tympanic body

tympanic body
an ovoid body found in the adventitia of the upper part of the superior bulb of the internal jugular vein; its structure and presumably its function are similar to those of the glomus caroticum (carotid body). Called also glomus jugulare, jugular glomus, and jugulotympanic b. See also glomus jugulare tumor, under tumor.

Medical dictionary. 2011.

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