petrosal

petrosal
Relating to the petrosa. SYN: petrous (2).

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pe·tro·sal pə-'trō-səl adj of, relating to, or situated in the region of the petrous portion of the temporal bone or capsule of the inner ear
petrosal n PETROSAL BONE

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pe·tro·sal (pə-troґsəl) pertaining to the petrous part of the temporal bone.

Medical dictionary. 2011.

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  • Petrosal — Pe*tro sal, a. [See {Petrous}.] (Anat.) (a) Hard; stony; petrous; as, the petrosal bone; petrosal part of the temporal bone. (b) Of, pertaining to, or in the region of, the petrous, or petrosal, bone, or the corresponding part of the temporal… …   The Collaborative International Dictionary of English

  • Petrosal — Pe*tro sal, n. (Anat.) (a) A petrosal bone. (b) The auditory capsule. Owen. [1913 Webster] …   The Collaborative International Dictionary of English

  • petrosal — [pə trō′səl] adj. [< L petrosus, rocky: see PETROUS & AL] 1. very hard or stony 2. [< ModL petrosa < ML (os) petrosus, petrosal (bone)] Anat. of or located near the petrous part of the temporal bone …   English World dictionary

  • Petrosal nerve — (a nerve traveling through the petrous portion of the temporal bone) may refer to:*Deep petrosal nerve *Greater petrosal nerve (also known as the greater superficial petrosal nerve) *Lesser petrosal nerve (also known as the lesser superficial… …   Wikipedia

  • Petrosal bone — Petrosal Pe*tro sal, a. [See {Petrous}.] (Anat.) (a) Hard; stony; petrous; as, the petrosal bone; petrosal part of the temporal bone. (b) Of, pertaining to, or in the region of, the petrous, or petrosal, bone, or the corresponding part of the… …   The Collaborative International Dictionary of English

  • petrosal nerve — n any of several small nerves passing through foramina in the petrous portion of the temporal bone: as a) DEEP PETROSAL NERVE b) GREATER PETROSAL NERVE c) LESSER PETROSAL NERVE …   Medical dictionary

  • petrosal sinus — n either of two venous sinuses on each side of the base of the brain: a) a small superior sinus that connects the cavernous and transverse sinuses of the same side called also superior petrosal sinus b) a larger inferior sinus that is situated in …   Medical dictionary

  • petrosal ganglion — n INFERIOR GANGLION (1) * * * petrosal ganglion, inferior, petrous ganglion g. inferius nervi glossopharyngei …   Medical dictionary

  • petrosal bone — n the petrous portion of the human temporal bone also a bone corresponding to this in a nonhuman vertebrate * * * petrous bone pars petrosa ossis temporalis …   Medical dictionary

  • petrosal nerve greater — petrosal nerve, greater superficial nervus petrosus major …   Medical dictionary

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