Seeing Is Believing

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All of our senses play an important role in the nervous system. The most developed sense in humans is said to be sight (www. sciebtificpsychi.com). Your eye is your sense of sight, sight is probably the most developed sensed in humans, followed by hearing. For example your eye is your sense of sight. Although it is always illustrated that our visual perception cannot always be trusted. ... I would rather take my chances with being able to see; if I had to choose only one sense... it would have to be having the sense of sight. At times, the eye can be the hardest to protect from disorders such as dry eyes. The eye is our sense of sight we are born with two opened not fully developed eyes at birth. We all must learn to see and this learning process takes place gradually between birth and age six (The Eye book Eden, John). Vision is the key to many of our body functions. The sense of sight allows us to see our surroundings. It gives us the ability to determine the color, size, and shapes of all the things around us. The retina performs a specific part of task of receiving visual images and transmitting them, via the optic nerve, to the brain (The Eye book Eden, John). The retina adapts to light and dark. The blind spot is located at the back of the retina, where there is no retinal tissue. Therefore it is unable to receive messages. In order to see things, there must be light reflected off of an object. That is why we are unable to see things in total darkness. The less light the less clearly you will see. The remarkable human eye is roughly a spherical shape that consists of layers. The sclera is the tough outer shell of the eye. It is the opaque white part that covers about five sixths of the surface of the eyeball (The Eye book). The sclera is composed of dense fibrous tough tissue. The transparent layer and a segment of the sclera, is called the

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