petrotympanic fissure

petrotympanic fissure
petrotympanic fissure n a narrow transverse slit dividing the glenoid fossa of the temporal bone called also Glaserian fissure

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fissura petrotympanica.

Medical dictionary. 2011.

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  • Petrotympanic fissure — Infobox Bone Name = Petrotympanic fissure Latin = f. petrotympanica GraySubject = 34 GrayPage = 140 Caption = Left temporal bone. Outer surface. (Petrotympanic fissure is labeled at left, fourth from top.) Caption2 = The right membrana tympani… …   Wikipedia

  • petrotympanic fissure — noun : a narrow transverse slit dividing the mandibular fossa of the temporal bone called also Glaserian fissure …   Useful english dictionary

  • Fissure — A cleft or groove. A fissure can be normal or abnormal. A fissure in the cerebral cortex is a normal feature. It is a deep fold that involves the entire thickness of the brain wall. A fissure in the anus is distinctly abnormal. It is a painful… …   Medical dictionary

  • Glaserian fissure — Gla·se·ri·an fissure glə zir ē ən n PETROTYMPANIC FISSURE Gla·ser glä zər Johann Heinrich (1629 1675) Swiss anatomist and surgeon. Glaser was a professor of anatomy who notably reformed clinical instruction. One of the first physicians to make… …   Medical dictionary

  • glaserian fissure — glə]ˈzirēən , glä] noun Usage: usually capitalized G Etymology: glaserian from Johann Heinrich Glaser died 1675 Swiss anatomist + English ian : petrotympanic fissure …   Useful english dictionary

  • Glaserian fissure — noun see petrotympanic fissure …   Useful english dictionary

  • Squama temporalis — Infobox Bone Name = Squama temporalis Latin = squama temporalis GraySubject = 34 GrayPage = 139 Caption = Temporal bone at birth. Inner aspect. Caption2 = Left temporal bone. Outer surface. (Squama is visible at top left.) System = MeshName =… …   Wikipedia

  • Membranous wall of tympanic cavity — Coronal section of right temporal bone. The m …   Wikipedia

  • Optic canal — Bone: Optic foramen 1: Foramen ethmoidale 2: Canalis opticus 3: Fissura orbitalis superior 4: Fossa sacci lacrimalis 5: Sulcus infraorbitalis 6: Fissura orbitalis inferior 7: Foramen infraorbitale …   Wikipedia

  • Foramen magnum — Bone: Foramen magnum Occipital bone. Inner surface. Gray s subject #31 129 …   Wikipedia

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