7- Coma

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  1. What is the key to coma?
    damage to Reticular Activating System
  2. What is the brainstem surrounded by?
    Cranial nerves
  3. What are signs of a coma?
    • Abnormalities in
    • pupillary (midbrain)
    • breathing (difference between midbrain, pons, medulla damage)
    • posturing
    • BAEP (intact brainstem fxn)
    • test cranial nerves
  4. T/F Coma occurs only on one side of the brain
    FALSE: both hemispheres
  5. If a patient is in a coma with abnormal posturing (arm's in)..what is that called?
    • decorticate
    • decerebrate (arms stiff and extended)
  6. What type of damage to the brain stem can be fatal and lead to a deadly coma?
    Brain Stem Hemmorhage (HBP)
  7. Name the 5 assessments for a Mental Status Exam
    • Attn
    • Language
    • Memory
    • Visuospatial
    • Exec. Fxn
  8. How can you test for Attn?
    observe patient and how they orient themselves
  9. How can you test memory?
    • verbal/nonverbal memory
    • *retrograde amnesia
    • *Anterograde amnesia
    • Mem. encoding netowrk is damaged
  10. How can you test language?
    fluency, naming, repitition, reading
  11. If a patient has no lexicon and sentence structure, where is the damage? What is this damage called?
    • left temporal parietal
    • fluent aphasia
  12. How can you test visuospatial percept? Where would the damage be?
    copy design -- R. Hemi
  13. If a patient has damage in the R. Hemi and cannot copy a design..what condition would the patient have?
    Graphethesia--exam) can recognize writing on skin (tactile)
  14. How can you test for exec. fxn?
    • frontal release signs
    • fluency
    • sequential motor ability
    • delayed alteration
  15. Which cranial nerve has bilateral projections?
    a) III
    b) II
    c) V
    d) VIII
    8, auditory
Card Set
7- Coma
what is involved in coma?
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