Huntington's chorea, or Huntington's disease, named after Ohio physician George Huntington in 1872, is an inherited disorder characterized by abnormal body movements called chorea, and loss of memory. Chorea is an abnormal voluntary movement disorder, one of a group of neurological disorders called dyskinesias, which are caused by overactivity of the neurotransmitter dopamine in the areas of the brain that control movement. Chorea is characterized by brief, irregular contractions that are not repetitive or rhythmic, but …
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showed last 75 words of 1346 total
…Cited: ---. "Genetic disorder." Genetic disorder. 10 Jan. 2006. Wikipedia. 10 Jan. 2006 <http://en.wikipedia.org/wiki/Genetic_disorder>. Harris L., Jacqueline. Hereditary diseases. New York: Twenty-First Century Books, 1993. ---. "Huntington's disease." Huntington's disease. 10 Jan. 2006. Wikipedia. 10 Jan. 2006 <http://en.wikipedia.org/wiki/Huntington%2s_disease>. Jackson, John F. Genetics and You. Totowa: Humana Press, 1996. Wexler, Alice. Mapping fate: a memoir of family, risk, and genetic research. New York: Random House, 1995.