Parkinson Disease

Anh Thu Le Professor Crow ENGL 0349 11/25/2008 look Paper Parkinsons disease paralysis agitans disease is a brain dis club.  It occurs when certain nerve cells (neurons) in a transgress of the brain called the substantia nigra die or become impaired. Normally, these cells arouse a vital chemical cognize as dopamine. dopamine allows smooth, coordinated function of the bodys muscles and causal agency.  When approximately 80% of the dopamine-producing cells argon damaged, the symptoms of paralysis agitans disease appear. Parkinsons disease is named afterward the British atomic number 101 James Parkinson, who foremost described the illness. His current paper describing this disorder, create in 1817, was entitled Essay on the Shaking Palsy. It is a disease that is characterized by four major features is rest horror of a limb (shaking with the limb at rest), slowness of movement (bradykinesia), rigidity (stiffness, increased resistance to peaceable movement) of t he limbs or trunk, forgetful balance (postural instability). When at least cardinal of these symptoms argon present, and particularly if they are more evident on one spatial relation than the other, a diagnosis of PD is made, unless on that point are atypical features that suggest an alternative diagnosis.

Patients whitethorn first discharge something is wrong when they develop a tremor in a limb; movements are slowed and activities take longer to coiffure; or they experience stiffness and have balance problems. Initially, symptoms are a variable combination of tremor, bradykinesia, rigidity and postural ins tability.  Symptoms typically go about on ! one side of the body and break all over time to the other side. (Parkinson.org) Changes occur in nervus facialis typeface, so that there is a certain facial stronghold (blank expression showing little emotion) or a pure(a) appearance (due to trim frequency of eye blinking). Complaints of a polar shoulder or foot drag on the change side are not uncommon.  As symptoms come on gradually, older patients may attribute these changes to aging....If you want to get a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper