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9 Cards in this Set
- Front
- Back
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What causes korsakoff's syndrome and what are the symptoms?
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Korsakoff’s syndrome: a syndrome commonly seen in alcoholics due to thiamine deficiency (vitamine B1), characterized by bilateral degeneration of the mammillary bodies, hippocampus, and thalamus. Symptoms include amnesia and confabulation.
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What causes Kluver-Bucy Syndrome? and what are the symptoms?
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kluver-bucy-syndrome occurs from injury to the temporal lobes and a loss of the amygdaloid nucleus. Person becomes hyperphagic, hypersexual, has visual agnosia.
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What is Papez circuit?
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hippocampus->fornix->mamillary bodies->anterior thalamic nuclei->cingulate gyrus->hippocampus
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Alzheimers is caused by what and what are the symptoms?
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Alzheimer's first causes death in hippocampus neurons, so the person starts forgetting new memory. Subsequent there is a loss of cholinergic neurons in the nucleus basalis of meynert.
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Which cell layer of the hippocampus is the most sensitive to hypoxia?
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CA1
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So the amygala nucleus is responsible for?
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emotions
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the hippocampus is responsible for?
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aquiring short term memory
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impairment of memory caused by damage to which medial temporal lobe part?
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bilateral to the hippocampus hippocampus
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change of emotions caused by damage to which medial temporal lobe part?
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amygdala
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