Layer of rods and cones


The elements composing the Layer of Rods and Cones (Jacob's membrane) in the retina of the eye are of two kinds, rod cells and cone cells, the former being much more numerous than the latter except in the macula lutea.

Layer of rods and cones
Section of retina. (Layer of rods and cones labeled at right, second from the bottom.)
Plan of retinal neurons. (Layer of rods and cones labeled at left, at the bottom.)
LatinStratum photosensorium retinae
Anatomical terminology
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Jacob's membrane is named after Irish ophthalmologist Arthur Jacob, who was the first to describe this nervous layer of the retina. [1]


  1. ^ Somerville-Large, L. B. (1948). "Br J Ophthalmol: first published as 10.1136/bjo.32.9.601". The British Journal of Ophthalmology. 32 (9): 601–17. doi:10.1136/bjo.32.9.601. PMC 512141. PMID 18170498.

External linksEdit

  • Histology image: 07902loa – Histology Learning System at Boston University