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105
name the blood supplz of the eye
Ophthalmic artery
- supplies all arteries of eye
- Arises from internal carotid artery
- Ophthalmic artery divides into RETINAL and CILIARY system before entering eye
1.Retinal artery
-2 inferior branches, 2 superior branches
- piercesNerve head and retina
2. Posterior Ciliary artery
- forms choridal circulation
-Short posterior ciliary artery - penetrate sclera, divide to fine branches, some go forward to form intrascleral arterial circle of Zinn
-Long posterior ciliary artery branches around eye , enters sclera forward of short branches, enters cilary body, iris - forms major arterial circle of iris
- supplies all arteries of eye
- Arises from internal carotid artery
- Ophthalmic artery divides into RETINAL and CILIARY system before entering eye
1.Retinal artery
-2 inferior branches, 2 superior branches
- piercesNerve head and retina
2. Posterior Ciliary artery
- forms choridal circulation
-Short posterior ciliary artery - penetrate sclera, divide to fine branches, some go forward to form intrascleral arterial circle of Zinn
-Long posterior ciliary artery branches around eye , enters sclera forward of short branches, enters cilary body, iris - forms major arterial circle of iris
