tympanic canaliculus

tympanic canaliculus
canaliculus tympanicus [TA] a small opening on the inferior surface of the petrous part of the temporal bone in the floor of the petrosal fossa; it transmits the tympanic branch of the glossopharyngeal nerve and a small artery. Called also Jacobson canal and canal for Jacobson nerve.

Medical dictionary. 2011.

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  • Inferior tympanic canaliculus — Infobox Bone Name = Inferior tympanic canaliculus Latin = c. tympanicus GraySubject = 34 GrayPage = 144 Caption = Left temporal bone. Inferior surface. (Inferior tympanic canaliculus labeled at left, fourth from the top.) Caption2 = System =… …   Wikipedia

  • Tympanic nerve — Nerve: Tympanic nerve Plan of upper portions of glossopharyngeal, vagus, and accessory nerves. (Tympanic nerve visible in upper right.) Latin nervus tympanicus Gray s …   Wikipedia

  • canaliculus for chorda tympani — canaliculus chordae tympani [TA] a small canal that opens off the facial canal just before its termination, transmitting the chorda tympani nerve into the tympanic cavity; called also Civinini canal …   Medical dictionary

  • canaliculus — A small canal or channel. SEE ALSO: iter. [L. dim. fr. canalis, canal] anterior c. of chorda tympani a canal in the petrotympanic or glaserian fissure, near its posterior edge, through which the …   Medical dictionary

  • tympanic aperture of canaliculus for chorda tympani — apertura tympanica canaliculi chordae tympani …   Medical dictionary

  • tympanic opening of canaliculus of chorda tympani — apertura tympanica canaliculi chordae tympani …   Medical dictionary

  • Mastoid canaliculus — Bone: Mastoid canaliculus Left temporal bone. Inferior surface. (Label for mastoid canaliculus is on left, sixth from the top.) Latin c. mastoideus Gray s …   Wikipedia

  • anterior canaliculus for chorda tympani — an opening in the anterior part of the middle ear, at the medial end of the petrotympanic fissure, for exit of the chorda tympani nerve from the tympanic cavity; called also Huguier canal …   Medical dictionary

  • canal — A duct or channel; a tubular structure. SEE ALSO: c., duct. SYN: canalis [TA]. [L. canalis] abdominal c. SYN: inguinal c.. accessory c. a channel leading from the root …   Medical dictionary

  • Petrous part of the temporal bone — Infobox Bone Name = Petrous portion of the temporal bone Latin = pars petrosa ossis temporalis GraySubject = 34 GrayPage = 142 Caption = Left temporal bone. Outer surface. Caption2 = Diagrammatic view of the fundus of the right internal acoustic… …   Wikipedia

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