groove for lesser petrosal nerve

groove for lesser petrosal nerve
sulcus nervi petrosi minoris.

Medical dictionary. 2011.

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  • groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… …   Medical dictionary

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  • sulcus nervi petrosi minoris — [TA] groove for lesser petrosal nerve: a small groove on the anterior surface of the petrous part of the temporal bone (the floor of the middle cranial fossa), running anteromedially just lateral to the groove for the greater petrosal nerve, and… …   Medical dictionary

  • Middle cranial fossa — Base of the skull. Upper surface. (Middle cranial fossa is the centermost of the three indentations, in pink and yellow.) Latin fossa cranii media Gray s …   Wikipedia

  • Sulcus — From the Latin for a groove, furrow, or trench. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. * * * 1. [TA] One of the grooves or furrows on the surface of the brain, bounding the several… …   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

  • 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

  • Hiatus — An opening, as in the diaphragm. When there is an unusually wide opening in the diaphragm, there can be a hiatus (or hiatal) hernia. In Latin an hiatus is an opening, gaping mouth, or chasm. It is derived from the verb hiare meaning to gape or… …   Medical dictionary

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