The eye houses 70% of all sensory receptors of the body. At first glance, the eye seems to be a simple structure, but it is very complex. The actual eye or eyeball is a hollow sphere consisting of many parts. The structure includes the ora serrata retinae, ciliary body, suspensory ligament, cornea, iris, pupil, anterior pole, anterior segment, lens, the scleral venous sinus, the posterior segment, the sclera, the choroid, the treina, the macula lutea, the …showed first 75 words of 1074 total…

…showed last 75 words of 1074 total…cone preceptor in the eye. It is an inherited, sex-linked condition and occurs in more commonly in males than females. Nyctalopia or night blindness occurs when a rod function is seriously hampered and impairs one’s vision to drive safely at night. This is generally caused by a prolonged lack of Vitamin A in the diet. Vitamin A supplements can be taken to restore this function, if left untreated it can result in rod degeneration.