15 CLASSPP13CognitiveSensoryFA10.ppt

15 CLASSPP13CognitiveSensoryFA10.ppt - Cognitive and...

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Cognitive and Sensory Changes
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VISION
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Progressive loss of ability to focus eyes on close objects Begins around age 40 Reading glasses/bifocals Presbyopia
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Cataract Blurring Less colorful Blues disappear
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Some Types of Cataract Blurring “Halo” effect Normal vision
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Glaucoma Early glaucoma Blind spot Pedestrian disappears Later glaucoma Severe vision loss Tunnel vision
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Macular Degeneration
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Hearing
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Framingham Heart Study 83% of 57+ yr olds had some hearing loss Men were more likely to have severe hearing loss; no gender difference for mild loss Risk factors Age (most significant factor) Illness Family history of hearing loss Meniere's disease Noise exposure
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Sense of Smell Sense of smell begins to decline after age Many elderly cannot smell at all Not all changes related to aging itself Head trauma Infections Polyps or tumors Allergies Chemical exposure Etc.
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15 CLASSPP13CognitiveSensoryFA10.ppt - Cognitive and...

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