Compose a short (1 5 2 5 page) essay explaining one commonalteration ...

Compose a short (1.5 â€“ 2.5 page) essay explaining one common alteration in vision and one...

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Biology

Compose a short (1.5 â€“ 2.5 page) essay explaining one commonalteration in vision and one common alteration in hearing. Youshould briefly describe the pathophysiologic changes, prevalence,manifestations, and treatment for each. You should also explain themechanism that the specific treatment uses to return a normalfunctioning state. You may select a disease process from the book,but will need to use additional resources to provide all theinformation required for the essay.

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Alteration in vision Introduction Crossed eyes or strabismus is a condition in which both eyes do not look at the same place at the same time It usually occurs in people who have poor eye muscle control or are very farsighted Types Strabismus is classified by the direction in which the eye turns Inward turning is called esotropia Outward turning is called exotropia Upward turning is called hypertropia Downward turning is called hypotropia Other classifications include The frequency with which it occurseither constant or intermittent Whether it always involves the same eyeunilateral If the turning eye is sometimes the right eye and other times the left eyealternating Pathophysiological changes Six muscles attach to each eye recieves signals fromt the brain and control its movement Normally the eyes work together so they both point at the same place An eye may turn in out up or down when problem on eye movement develops The eye turning may occur all the time or may appear only when the person is tired ill or has done a lot of reading or close work In some cases the same eye may turn each time In other cases the eyes may alternate turning Strabismus can be caused by problems with the eye muscles the nerves that transmit information to the muscles the control center in the brain that directs eye movementsometimes due to other general See Answer

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