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optic decussation

Translation
optic decussation
chiasma opticum.

Medical dictionary. 2011.

Look at other dictionaries:

  • optic chiasma — n the X shaped partial decussation on the undersurface of the hypothalamus through which the optic nerves are continuous with the brain called also optic chiasm * * * the X shaped structure formed by the two optic nerves, which pass backwards… …   Medical dictionary

  • Optic nerve — This article is about the anatomical structure. For the comic book series, see Optic Nerve (comic). For the album about David Wojnarowicz, see Optic Nerve (CD ROM). Nerve: Optic Nerve The left optic nerve and the optic tracts …   Wikipedia

  • decussation — noun an intersection or crossing of two tracts in the form of the letter X • Syn: ↑chiasma, ↑chiasm • Derivationally related forms: ↑decussate, ↑chiasmal (for: ↑chiasm), ↑chiasmic ( …   Useful english dictionary

  • optic chiasma — noun the crossing of the optic nerves from the two eyes at the base of the brain • Syn: ↑optic chiasm, ↑chiasma opticum • Hypernyms: ↑chiasma, ↑chiasm, ↑decussation * * * noun also …   Useful english dictionary

  • Optic chiasm — Brain: Optic chiasm Visual pathway with optic chiasm (X shape outlined, red) (1543 image from Andreas Vesalius Fabrica) Latin chiasma opticum Gray s …   Wikipedia

  • decussation — SYN: decussatio. [L. decussatio] anterior tegmental d. [TA] See tegmental decussations (2). d. of brachia conjunctiva SYN: d. of superior cerebellar peduncles. dorsal tegmental d …   Medical dictionary

  • optic chiasm — noun the crossing of the optic nerves from the two eyes at the base of the brain • Syn: ↑optic chiasma, ↑chiasma opticum • Hypernyms: ↑chiasma, ↑chiasm, ↑decussation * * * noun see optic chia …   Useful english dictionary

  • optic chiasma — noun Date: 1872 the X shaped partial decussation on the undersurface of the hypothalamus through which the optic nerves are continuous with the brain called also optic chiasm …   New Collegiate Dictionary

  • Ventral supraoptic decussation — Brain: Ventral supraoptic decussation Scheme showing central connections of the optic nerves and optic tracts. (Commissure of Gudden labeled at center right.) Latin commissura supraoptica ventralis Gray s …   Wikipedia

  • chiasm — 1. An intersection or crossing of two lines. 2. [TA] In anatomy, a decussation or crossing of two fibrous bundles, such as tendins, nerves, or tracts. 3. In cytogenetics, the site at which two homologous chromosomes make contact (thus appearing… …   Medical dictionary