Horizontal cells are the laterally interconnecting neurons having cell bodies in the inner nuclear layer of the retina of vertebrate eyes. They help integrate...
12 KB (1,323 words) - 05:36, 27 June 2024
As a part of the retina, bipolar cells exist between photoreceptors (rod cells and cone cells) and ganglion cells. They act, directly or indirectly, to...
6 KB (742 words) - 06:44, 18 July 2023
Rod cells are photoreceptor cells in the retina of the eye that can function in lower light better than the other type of visual photoreceptor, cone cells...
14 KB (1,752 words) - 10:54, 8 September 2024
In the anatomy of the eye, amacrine cells are interneurons in the retina. They are named from Greek a– 'non' makr– 'long' and in– 'fiber', because of their...
12 KB (1,448 words) - 12:27, 18 March 2024
outer layer of pigmented epithelial cells. The primary light-sensing cells in the retina are the photoreceptor cells, which are of two types: rods and cones...
84 KB (9,314 words) - 12:31, 23 September 2024
A photoreceptor cell is a specialized type of neuroepithelial cell found in the retina that is capable of visual phototransduction. The great biological...
26 KB (2,939 words) - 03:11, 2 September 2024
The list of human cell types provides an enumeration and description of the various specialized cells found within the human body, highlighting their...
35 KB (1,766 words) - 20:08, 26 September 2024
light-detecting photoreceptor cells on the optic disc of the retina where the optic nerve passes through the optic disc. Because there are no cells to detect light...
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retina, in the latter location it is found as the amacrine cell and retina horizontal cells. They are also found in invertebrates. They act as non-spiking...
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Visual system (section Retina)
from photoreceptor to bipolar cell. In addition, other neurons in the retina, particularly horizontal and amacrine cells, transmit information laterally...
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Sensory neuron (redirect from Receptor cell)
neurons in the retina. The five basic classes of neurons within the retina are photoreceptor cells, bipolar cells, ganglion cells, horizontal cells, and amacrine...
29 KB (3,290 words) - 07:35, 2 August 2024
precursor cells are biological cells that differentiate into the various cell types of the retina during development. In the vertebrate, these retinal cells differentiate...
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Has an elliptical shape horizontally. Histologically the only region of the retina where GCL has >1 layer of ganglion cells Yellowish appearance = luteal...
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of one retina. In the fovea, which has high acuity, these ganglion cells connect to as few as 5 photoreceptor cells; in other areas of the retina, they...
15 KB (1,891 words) - 23:59, 30 June 2024
required shape, nourish and maintain it, and protect it. Three types of cells in the retina convert light energy into electrical energy used by the nervous system:...
79 KB (9,416 words) - 21:19, 17 September 2024
influence the sharpness of an image on its retina. Neural factors include the health and functioning of the retina, of the neural pathways to the brain, and...
63 KB (7,711 words) - 14:42, 14 August 2024
Optokinetic response (section Retina)
in the retina with a specialized class of retinal ganglion cell known as ON direction selective retinal ganglion cells (oDSGCs). These cells respond...
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Receptive field (section Retinal ganglion cells)
single cell further up, they collectively form the receptive field of that cell. For example, the receptive field of a ganglion cell in the retina of the...
22 KB (3,001 words) - 22:20, 12 June 2024
Peripheral vision (section Cone-rich rim of the retina)
and shape. This is because the density of receptor and ganglion cells in the retina is greater at the center and lowest at the edges, and, moreover,...
25 KB (2,864 words) - 05:46, 17 June 2024
ciliary body to the complex, multi-layered, photosensitive region of the retina. The pigmented layer is continuous over choroid, ciliary body and iris while...
2 KB (211 words) - 19:21, 4 January 2023
Scotopic vision (redirect from Rod cell vision)
bipolar cells which, unlike most types of bipolar cells, do not form direct connections with retinal ganglion cells – the output neurons of the retina. Instead...
11 KB (1,197 words) - 06:30, 27 August 2024
Vision in fish (section The retina)
moving the lens closer to or further from the retina. Fish retinas generally have both rod cells and cone cells (for scotopic and photopic vision), and most...
66 KB (7,902 words) - 15:28, 23 March 2024
diseases cause blindness by affecting the photoreceptor cells in the outer layer of the retina, while leaving the inner and middle retinal layers intact...
28 KB (3,215 words) - 10:31, 12 December 2023
neuronal synapses in the retina of the eye. It consists of a dense network of synapses between dendrites of horizontal cells from the inner nuclear layer...
2 KB (142 words) - 21:13, 21 November 2021
JA (July 1968). "The response to electric stimulation of horizontal cells in the carp retina". Vision Research. 8 (7): 817–22. doi:10.1016/0042-6989(68)90132-6...
30 KB (3,495 words) - 13:40, 6 September 2024
Inner nuclear layer (section Horizontal cells)
the retina, is made up of a number of closely packed cells, of which there are three varieties: bipolar cells, horizontal cells, and amacrine cells. The...
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the embryo. The embryo then sends signals from the developing retina, inducing the cells closest to the posterior end of the lens vesicle to elongate toward...
53 KB (6,529 words) - 01:16, 9 September 2024
light-sensitive layer of cells known as the retina. The cone cells (for colour) and the rod cells (for low-light contrasts) in the retina detect and convert...
59 KB (7,514 words) - 20:00, 14 September 2024
vertical meridian than the horizontal meridian. Hopefully, after this, the eye will focus all light on the same location at the retina, and the patient's vision...
38 KB (4,101 words) - 11:32, 22 August 2024
provide sharper images of the retina. SLO utilizes horizontal and vertical scanning mirrors to scan a specific region of the retina and create raster images...
15 KB (2,149 words) - 16:23, 5 September 2024