transverse crest of internal acoustic meatus

transverse crest of internal acoustic meatus
crista transversa meatus acustici interni.

Medical dictionary. 2011.

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  • crest — 1. A ridge, especially a bony ridge. SEE ALSO: crista. 2. The ridge of the neck of a male animal, especially of a stallion or bull. 3. Feathers on the top of a bird s head, or fin rays on the top of a fish s head. SYN: crista [TA]. [L. crista] …   Medical dictionary

  • crista transversa meatus acustici interni — [TA] transverse crest of internal acoustic meatus: a ridge of bone that divides the fundus of the internal acoustic meatus into a superior and an inferior fossa …   Medical dictionary

  • crista verticalis meatus acustici interni — [TA] a vertical bony crest in the internal acoustic meatus; superior to the transverse crest (crista transversa), it separates the facial canal from the superior vestibular area, and inferior to the transverse crest it separates the inferior… …   Medical dictionary

  • crista — SYN: crest. [L. crest] c. ampullaris [TA] SYN: ampullary crest. c. ampullaris (ductuum semicircularium) [TA] SYN: ampullary crest (of semicircular ducts). c. arcuata cartilaginis arytenoideae [TA] SYN: arcuate crest of arytenoid cartilage. c.… …   Medical dictionary

  • area — 1. [TA] Any circumscribed surface or space. 2. All of the part supplied by a given artery or nerve. 3. A part of an organ having a special function, as the motor a. of the brain. SEE ALSO …   Medical dictionary

  • Outline of human anatomy — See also: Index of anatomy related articles Human anatomy, a branch of anatomy, is the scientific study of the morphology of the adult human. It is subdivided into gross anatomy and microscopic anatomy. Gross anatomy (also called topographical… …   Wikipedia

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  • Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… …   Medical dictionary

  • nervous system, human — ▪ anatomy Introduction       system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …   Universalium

  • Fundus — Latin word for the bottom. In medicine, fundus refers to the bottom or base of an organ. For example, the fundus of the eye (the retina), the fundus of the uterus, and so on. The fundus of the stomach is inexplicably the upper portion. * * * The… …   Medical dictionary

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