The Aging Special Senses Essay - 1179 Words

Vanessa McClain Anatomy and Physiology GE 258 Unit 9. Assignment 2. The Aging Special Senses Thursday, November 17, 2011 1.) Age-related Macular Disease – Is a disease associated with aging that gradually destroys sharp, central vision. Central vision is needed for seeing objects clearly and for common daily tasks such as reading and driving. AMD affects the macula, the part of the eye that allows you to see fine detail. There are two forms of age-related macular degeneration: Dry form and Wet form. The dry form is characterized by the presence of yellow deposits, called drusen, in the macula. A few drusen may not cause change in vision; however, as they grow in size and increase in number, they may lead to a dimming or†¦show more content†¦There are two types: Age related cataracts which appear later in life and congenital cataracts, that may be present when a baby is born or shortly after birth. Cataracts cause an individual to see halos around lights. In some, the glare from car lights become bothersome and driving at night may be dangerous. Although far sight is affected more than near vision. If the cataracts are bad enough, it can make reading more difficult as well. 4.) Detached Retina – Is a disorder of the eye in which the retina peels away from its underlying layer of support tissue. Initial detachment may be localized, but without rapid treatment the entire retina may detach, leading to vision loss and blindness. It affects daily activities because of the sudden appearance of â€Å"floaters†, (dark, semi-transparent, floating shapes) in the field of vision or a shower of black dots. (These are actually red blood cells because all retinal tears bleed a little when they occur.) It causes a loss of central vision, a loss of peripheral vision called the â€Å"curtain effect† and brief, bright flashes of light which may be most noticeable when you move your eyes in the dark. 5.) Deafness (sensorineural and conductive) – Sensorineural hearing loss is due to damage to the pathway that sound impulses take from the hair cells of the inner ear to the auditory nerve and the brain. Conductive hearing loss is caused by anything that interferes with the transmission of sound from the outer to theShow MoreRelatedAnalysis Of Travis Ruhlands Car For Kait1196 Words   |  5 PagesIntroduction Travis Ruhland’s book, Caring for Kait, ties into the discussion of adult development and aging that we have been having in this course well. Though this book’s focus, Kaitlyn, did not get the chance to live life into old age, there are still relevant themes that can be found in the narration of her battle with cancer. I will examine themes related to aging that I found in her husband’s narration of her battle with cancer: memory changes, feelings of control and lack thereof, and spiritualityRead MoreEffects Of Aging On Our Popular Cultures, Tv Ads And Magazines927 Words   |  4 Pages1. 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