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7 Cards in this Set
- Front
- Back
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How can brain changes using functional improvements be seen in brain scans?
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* Use DTI (show pathways are underlying recovery),
* FMRI (patterns of brain activation), * PET (neurotransmitters), Cortical thickness (can change as a function of experience) measures to understand changes |
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Symptoms of major depression (Name 5)
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• Emotional symptoms :Feeling sad, empty and miserable
• Motivational symptoms (important for recovery after a brain injury) o A “paralysis of will” -> significant block for recovery after brain injury • Behavioral symptoms • Cognitive symptoms • Physical symptoms |
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Effects of TBI on serotonin?
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• Serotonin projections may also be disrupted following TBI
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How does TBI relate o to ach(Acetylcholine) projections?
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Disruption of Ach projections is associated with memory and cognitive impairments
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Effects of TBI on dopamine?
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Disruption of dopamine projections appear to be associated with dysexecutive behaviors and also apathy
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What neurotransmitters does TBI damage?
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Serotonin, dopamine, Acetylcholine
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TBI affects mood, why does this happen? Which moods are affected more?
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PFC lesions (esp. right OFC) associated with difficulty controlling mood, particularly with respect to frustration and anger
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