External limiting membrane

The external limiting membrane (or outer limiting membrane) is one of the ten distinct layers of the retina of the eye. It has a network-like structure and is situated at the bases of the rods and cones.

Additional images

Rods and cones

Section of retina. (Membrana limitans externa labeled at right, third from the bottom.)

Plan of retinal neurons. (Membrana limitans externa labeled at left, second from the bottom.)

See also

• Retina

External links

• Histology image: 07902loa — Histology Learning System at Boston University
• http://www.med.uiuc.edu/histo/small/atlas/objects/126.htm
• Slide at uc.edu
• http://www.kumc.edu/instruction/medicine/anatomy/histoweb/eye_ear/eye12.htm
• http://education.vetmed.vt.edu/Curriculum/VM8054/EYE/RETINA.HTM

Anatomy of the globe of the eye Fibrous tunic (outer) Sclera Episcleral layer Schlemm's canal Trabecular meshwork Cornea Limbus layers Epithelium Bowman's Stroma Descemet's Endothelium Uvea/vascular tunic (middle) Choroid Capillary lamina of choroid Bruch's membrane Sattler's layer Ciliary body Ciliary processes Ciliary muscle Iris Stroma Pupil Iris dilator muscle Iris sphincter muscle Retina (inner) Layers Inner limiting membrane Nerve fiber layer Ganglion cell layer Inner plexiform layer Inner nuclear layer Outer plexiform layer Outer nuclear layer External limiting membrane Layer of rods and cones Retinal pigment epithelium Cells Photoreceptor cells (Cone cell, Rod cell) → (Horizontal cell) → Bipolar cell → (Amacrine cell) → Retina ganglion cell (Midget cell, Parasol cell, Bistratified cell, Giant retina ganglion cells, Photosensitive ganglion cell) → Diencephalon: P cell, M cell, K cell, Muller glia Other Macula Foveola Fovea centralis Parafovea Perifovea Optic disc Optic cup Anterior segment Anterior chamber Aqueous humour Posterior chamber Lens Capsule of lens Zonule of Zinn Posterior segment Vitreous humour Other Asthenopia Keratocytes Ocular immune system Tapetum lucidum Index of the eye Description Anatomy orbit neural pathways Physiology Phenomena appearance visual optical illusions proteins Development Disease Congenital Corneal dystrophy Neoplasms and cancer Other Symptoms and signs Treatment Procedures Drugs infection glaucoma and miosis mydriatics vascular