Research three major disorders, biology assignment help

Step 1 Research three major disorders.
Use the Internet to research three major disorders of the nervous system. Choose one disorder that is related to the eye and one disorder that is related to the ear. The third disorder can relate to the nervous system in general or to any special sense.
Step 2 Write a two-page paper.
Write a paper on the three disorders you have chosen. The paper should discuss the causes, symptoms, diagnostic procedures, and treatment for each disorder. Include at least one image or diagram for each of the three disorders. Cite your sources appropriately.