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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. Jacob's membrane is named after Irish ophthalmologist Arthur Jacob, who was the first to describe this nervous layer of the ...
The outer nuclear layer (or layer of outer granules or external nuclear layer), is one of the layers of the vertebrate retina, the light-detecting portion of the eye.Like the inner nuclear layer, the outer nuclear layer contains several strata of oval nuclear bodies; they are of two kinds, viz.: rod and cone granules, so named on account of their being respectively connected with the rods and ...
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 .
Board Established City Website Refs Catholic Board of Education, Pakistan: 1961 Karachi [47] Lahore [48] [49] Diocesan board of education, Pakistan 1960 Islamabad, Rawalpindi [50] [51] Presbyterian Education Board Pakistan Lahore, Punjab
The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber. Along with the anterior chamber and lens, the cornea refracts light, accounting for approximately two-thirds of the eye's total optical power. [1] [2] In humans, the refractive power of the cornea is approximately 43 dioptres. [3]
After much deliberation, the College Football Playoff committee chose SMU over Alabama for the final spot in the 12-team field. See the full schedule.
The role of Pax6 in eye development was elegantly demonstrated by Walter Gehring and colleagues, who showed that ectopic expression of Pax6 can lead to eye formation on Drosophila antennae, wings, and legs. [34] The optic vesicle gives rise to three structures: the neural retina, the retinal pigmented epithelium, and the optic stalk.
Rico Carty, who played 15 seasons in the major leagues and won the 1970 National League batting title with the Atlanta Braves, has died at the age of 85.. A family friend confirmed to Listín ...