- Free Essays, Term Papers & Book Notes

Organizing Researching

By:   •  Essay  •  291 Words  •  November 11, 2009  •  602 Views

Page 1 of 2

Essay title: Organizing Researching

Multiple sclerosis (abbreviated MS, formerly known as disseminated sclerosis or encephalomyelitis disseminata) is a chronic, inflammatory, demyelinating disease that affects the central nervous system (CNS). Disease onset usually occurs in young adults, is more common in women, and has a prevalence that ranges between 2 and 150 per 100,000 depending on the country or specific population.[1] MS was first described in 1868 by Jean-Martin Charcot.

MS affects the areas of the brain and spinal cord known as the white matter. These cells carry signals in between the grey matter areas, where the processing is done, and between these and the rest of the body. More specifically, MS destroys oligodendrocytes which are the cells responsible for creating and maintaining a fatty layer, known as the myelin sheath, which helps the neurons carry electrical signals. MS results in a thinning or complete loss of myelin and, less frequently, the cutting (transection) of the neuron's extensions or axons. When the myelin is lost, the neurons can no longer effectively conduct their electrical signals. The name multiple sclerosis refers to the scars (scleroses - better

Continue for 1 more page »  •  Join now to read essay Organizing Researching and other term papers or research documents
Download as (for upgraded members)
Citation Generator

(2009, 11). Organizing Researching. Retrieved 11, 2009, from

"Organizing Researching" 11 2009. 2009. 11 2009 <>.

"Organizing Researching.", 11 2009. Web. 11 2009. <>.

"Organizing Researching." 11, 2009. Accessed 11, 2009.