ciliary zone

ciliary zone
the outer of two regions of the anterior surface of the iris, separated from the pupillary zone by the collarette.

Iris showing the pupillary and ciliary zones separated by the collarette.


Medical dictionary. 2011.

Look at other dictionaries:

  • zone — A segment; any encircling or beltlike structure, either external or internal, longitudinal or transverse. SEE ALSO: area, band, region, space, spot. SYN: zona (1) [TA]. [L. zona] …   Medical dictionary

  • pupillary zone — the inner of two regions of the anterior surface of the iris, separated from the ciliary zone by the collarette …   Medical dictionary

  • Anterior ciliary arteries — Infobox Artery Name = PAGENAME Latin = arteriae ciliares anteriores GraySubject = 146 GrayPage = 571 Caption = The arteries of the choroid and iris. The greater part of the sclera has been removed. Caption2 = Iris, front view. BranchFrom =… …   Wikipedia

  • zona ciliaris — ciliary zone …   Medical dictionary

  • Iris (anatomy) — Iris The iris is the blue area. The other structures visible are the pupil center and the white sclera surrounding the iris. The overlying cornea is pictured, but not visible, as it is transparent …   Wikipedia

  • Eye surgery — Intervention Eye surgery in the Middle Ages. ICD 10 PCS 08 ICD 9 CM …   Wikipedia

  • collarette — 1. The sinuous, scalloped line in the iris that divides the central pupillary zone from the peripheral ciliary zone and marks the embryonic site of the atrophied minor vascular …   Medical dictionary

  • Glaucoma surgery — Glaucoma is a group of diseases affecting the optic nerve that results in vision loss and is frequently characterized by raised intraocular pressure (IOP). There are many glaucoma surgeries, and variations or combinations of those surgeries, that …   Wikipedia

  • zona — 1. SYN: zone. 2. SYN: herpes zoster. [L. fr. G. zone, a girdle, one of the zones of the sphere] z. arcuata SYN: arcuate zone. z. ciliaris SYN: ciliary zone. z. corona SYN: costal fringe. z. dermatica a rid …   Medical dictionary

  • Heterochromia iridum — Not to be confused with Heterochromatin or dichromatic (disambiguation). Heterochromia Classification and external resources A domesticated cat with complete heterochromia ICD …   Wikipedia

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