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optical refractive error (ametropia) of the eye. It is mostly a result of either an eyeball too long or too heavy for its length, refractive power of the optically active constituents. The result is an aberration that makes distant objects ...
coding of visual information by retinal ganglion cells with coding in the visual cortices. How do neurons transmit information? This question is a central problem in the field of neuroscience (Perkel & Bullock, 1968). Signals can be conveye...
signals of the brain begin from the retina and should travel to the visual cortex in order for perception to occur. The retina is made up of several neuron layers that lead to the optic nerve. This nerve travels to the LGN (lateral genicul...
human eye and, in particular, the basis of monochrome and colour vision. However, we can not take his eyes in isolation - the only difference between red and green wavelengths is very high two-wave frequencies. Sensation of colour is produc...
diabetic eye disease? Diabetic eye disease mentions to a assembly of eye difficulties that persons with diabetes may face as a difficulty of diabetes. All can origin critical dream decrease or even blindness. Diabetic eye disease may includ...
or cloudiness in the eye’s lens. The lens is located inside the eye, behind the iris and the pupil. The vision gets impaired because the cloudiness blocks the light from entering the eye and reaching the retina. Most of the times, if it’s ...
world around us. They are smell, touch, sight and hearing. They help us in identifying different things, in finding food as well as they help keep us safe. Sense of Sight or Vision The eye is the organ which is responsible for vision. It c...