BIOL 404-Exam 4-CNS 10

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kyleannkelsey
ID:
216476
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BIOL 404-Exam 4-CNS 10
Updated:
2013-04-28 23:05:57
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BIOL 404 Exam CNS 10
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BIOL 404-Exam 4-CNS 10
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  1. The more a circuit is used, what happens to it?
    • Long term potentiation
    • Changes in threshold and time constant
    • change in synaptic number
  2. What ways are neural circuits adapted?
    • Change in threshold and time constant
    • Change in synaptic numbers
  3. What occurs when synaptic weight of connection is increased downstream or upstream?
    Memory can be strengthened
  4. what general disease areas are common for learning and memory?
    • ADD
    • Autism
    • Dyslexia
    • Brain injury
    • Alzheimer's and dementia
    • Neurodegeneration
  5. Describe Alzheimer's psychological progression:
    • Progressive memory loss and dementia
    • Short term memory loss first, followed by long term memory loss starting from the most recent memories
  6. What memories do Alzheimer's patients loose first?
    Short term memories
  7. What memories do Alzheimer's patients loose last?
    Oldest long term memories
  8. What Alzheimer's symptoms varies from person to person?
    • Language issues
    • Problem solving
    • Perceptions
  9. What are the clinical changes of Alzheimer's?
    • neurofiber tagaments in the cells
    • Deposition of extracellular amyloid plaques
    • Cholinergic receptors of the brain dissapear
  10. What do most Alzheimer drugs attack?
    Amyloid plaques
  11. What are the pathologies of Senile dementia?
    • Cerebrovascular disease (artherosclerosis)
    • Parkinson's
    • Shyphilis
    • tumors
    • Medication
  12. Where is the Syvalian fissure located at?
    divides the frontal lobe from the temporal and parietal
  13. What is the purpose of areas around teh Syvalian fissure?
    Speech
  14. What is the purpose of Broca's area?
    Production of speech
  15. What are of the brain is associated with production of speech?
    Broca's
  16. What area of the brain is associated with comprehension of speech?
    Wernicke's area
  17. What is Wernicke's area associated with?
    Comprehension of speech
  18. What is Aphasia?
    Inability to communicate due to nervous system issues (not mechanical)
  19. What is the term for the Inability to communicate due to nervous system issues (not mechanical)?
    Aphasia
  20. Someone with an issue in Wernicke's area has what speech pattern?
    mixed up words and syntax

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