Set: The Aphasias: Etiology of Strokes

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With group: Language and the Brain
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All 11 terms

TermDefinition
aphasialoss of language abilities due to injury to the brain; most frequent injury is a stroke
cerebrovascular accidentCVA casued when a portion of the brain is deprived of it's blood supply, and death of brain cells due to severe ischemia
ischemiaa portion of the brain is deprived of its blood supply
cerebral infarctiondeath of brain cells due to severe ischemia
occlusive75% of strokes, two categories
cerebral thrombosisblood clot forms at a fixed location
cerebral embolismblood clot travels through artery until it lodges
hemorrhagic25% of CVAs, caused by bleeding into brain due to rupture of weakened blood vessel (e.g. aneurysm)
middle cerebral arterywhere aphasia-inducing CVAs occur
edemaswelling (starts approximately one day post-onset)
Physiological changesbilateral drop in cerebral blood flow; increase in neurotransmitter release; drop in glucose metabolism; edema swelling; increase in intracranial pressure

Set Information

Terms 11
Creator jf5995
Created June 26, 2009
Group Language and the Brain
Subjects neurophysiology, neuroscience, neurolinguistics, linguistics, neuroanatomy
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Edit Group: Language and the Brain
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Description

Topic III: Neuropathology and Aphasias

A. the Aphasias
a. etiology of strokes

Covers pages 142 - 144

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Most Missed Words

  1. cerebrovascular accident CVA casued when a portion of the brain is deprived of it's blood supply, and death of brain cells due to severe ischemia - 6 misses
  2. cerebral embolism blood clot travels through artery until it lodges - 6 misses
  3. cerebral infarction death of brain cells due to severe ischemia - 6 misses
  4. hemorrhagic 25% of CVAs, caused by bleeding into brain due to rupture of weakened blood vessel (e.g. aneurysm) - 5 misses
  5. occlusive 75% of strokes, two categories - 3 misses
  6. edema swelling (starts approximately one day post-onset) - 3 misses
  7. Physiological changes bilateral drop in cerebral blood flow; increase in neurotransmitter release; drop in glucose metabolism; edema swelling; increase in intracranial pressure - 2 misses