The Nervous System

Allyson LofgrenBiology 120

-phasia

-phasia means “speech”– Aphasia literally means “lack of speech”

Aphasia is caused by an injury to the brain’s speech/language areas

– Broca’s Aphasia leaves the patient unable to speak coherently but still able to understand language

– Wernicke’s Aphasia leaves the patient unable to understand spoken language and the patient mixes up word order

– Global Aphasia is the result of major brain damage. Both Broca's and Wernicke’s language areas are damaged. Patients with global aphasia are unable to understand spoken language, or to speak.

-paresis

-paresis means weakness or partial paralysis– Paraparesis is weakness or partial

paralysis in the lower limbs. Familial Spastic Paraparesis is a group of

genetic disorders that are characterized by progressive weakness and stiffness of the legs

Works Cited Fremgen, Bonnie F. and Frucht, Suzanne S. “Glossary: Cachexia” Medical Terminology: a

Living Language. 4th ed. Upper Saddle River, NJ: Pearson Prentice Hall, 2009. 399. Print Daroff, B Robert, Fenichel, M Gerald, Jancovic, Joseph; “Broca's, Wernicke's, and Other

Types of Aphasia”; 03/09/08; About.com; http://stroke.about.com/od/unwantedeffectsofstroke/a/Aphasia.htm

Smith, S.E.; “What is Paraperis?”; 01/20/11; Wisegeek.com; http://www.wisegeek.com/what-is-paraparesis.htm

Staff of Office of Communications and Public Liaison, “NINDS Hereditary Spastic Paraplegia Information Page”, 07/07/10, National Institute of Neurological Disorders and Speech, http://www.ninds.nih.gov/disorders/hereditary_spastic_paraplegia/hereditary_spastic_paraplegia.htm