long posterior ciliary artery

long posterior ciliary artery
long posterior ciliary artery n either of usu. two arteries of which one arises from the ophthalmic artery on each side of the optic nerve, passes forward along the optic nerve accompanying the short posterior ciliary arteries, pierces the sclera passing forward on the same side of the eyeball between the sclera and the choroid to the ciliary muscle, and at the junction of the ciliary process and the iris divides into upper and lower branches which anastomose with the branches of the contralateral artery to form a ring of arteries around the iris compare SHORT POSTERIOR CILIARY ARTERY

Medical dictionary. 2011.

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  • short posterior ciliary artery — n any of 6 to 10 arteries that arise from the ophthalmic artery or its branches, pass to the posterior part of the eyeball while surrounding the optic nerve, and enter or divide into branches entering the sclera to supply the choroid and the… …   Medical dictionary

  • Long posterior ciliary arteries — Infobox Artery Name = PAGENAME Latin = arteriae ciliares posteriores longae 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

  • ciliary artery — n any of several arteries that arise from the ophthalmic artery or its branches and supply various parts of the eye see LONG POSTERIOR CILIARY ARTERY, SHORT POSTERIOR CILIARY ARTERY …   Medical dictionary

  • Posterior cerebral artery — Artery: Posterior cerebral artery Outer surface of cerebral hemisphere, showing areas supplied by cerebral arteries. (Yellow is region supplied by posterior cerebral artery.) …   Wikipedia

  • Posterior meningeal artery — Artery: Posterior meningeal artery Posterior meningeal groove labeled at bottom left. Latin arteria meningea posterior Gray s …   Wikipedia

  • Occipital branch of posterior auricular artery — Artery: Occipital branch of posterior auricular artery The arteries of the face and scalp …   Wikipedia

  • Ciliary arteries — Artery: Ciliary arteries The arteries of the choroid and iris. The greater part of the sclera has been removed. Latin aa. ciliares Gray s …   Wikipedia

  • Ciliary muscle — The choroid and iris. (Ciliary muscle is labeled near top.) Latin musculus ciliaris Gray s …   Wikipedia

  • Ciliary body — Schematic diagram of the human eye Latin corpus ciliare Gray s …   Wikipedia

  • Artery — A vessel that carries blood that is high in oxygen content away from the heart to the farthest reaches of the body. Since blood in arteries is usually full of oxygen, the hemoglobin in the red blood cells is oxygenated. The resultant form of… …   Medical dictionary

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