Special Senses Essay

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We as humans have special senses. These senses are taste, touch, smell, hear, and see. Also known as auditory, olfactory, gustatory, visual and touch perceptions. These senses allow us to live a normal and easy life. They are called special senses because they are located within their sensory receptors. Vision is one of the dominant senses of our body. This is because our body processes things within a visual aspect. Gustatory and olfactory determine whether what we eat has been savored or avoided. Olfactory and gustatory are able to work because of chemoreceptors. Chemoreceptors allow a response to different chemicals. Auditory does not only help hear extraordinary sounds but it also helps us balance. Equilibrium receptors keep head movements …show more content…

In dim lighting the muscle dilates the eye. Human eyes are not sensitive to the polarization of the light like bee eyes are. Because bee’s eyes are sensitive to the polarization of the light they have a visual range that extends into ultraviolet. Daltonism is a mutual disease in the eyes. Daltonism thwarts a human from distinguishing variations of colors. You can also refer to daltonism as colorblind. An example of being color blind can be not distinguishing the differences from red and green. There are several types of reasons why a person might wear glasses. One of them can be myopia. Myopia is nearsightedness. It has become one of the most refractive eye errors.With myopia a person might have trouble reading road signs or far away objects clearly, but are able to read close up like a book or even text through computer. Symptoms of myopia could be squinting, feeling fatigue when driving staying active like playing a sport, headaches or eye strain. Myopia is provoked when the eye is too long focusing power on the cornea and on the lens. Because of this light rays focus at a point right in front of the retina instead of directly on its surface. Having a curved lens or cornea for the length of the eyeball can also provoke

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