The largest sensory nerve of the eye; carries impulses for sight from the retina to the brain. Composed of retinal nerve fibers that exit the eyeball through the optic disc, traverse the orbit, and pass through the optic foramen into the cranial cavity, where they meet fibers from the other...
Draw a diagram of the human eye as seen in a vertical section and label the parts which suits the following descriptions relating to the-i) Photosensitive layer of the eyeii) Structure which is responsible for holding the eye lens in its positioniii)...
Light is focused primarily by the cornea – the clear front surface of the eye, which acts like a camera lens. Theiris(colored part) of the eye functions like the diaphragm of a camera, controlling the amount of light reaching the retina by automatically adjusting the size of the pupil (a...