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19 Cards in this Set
- Front
- Back
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To what are the midline cortical areas connected in the Papez circuit? |
1. Cerebral neocrotex |
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From where do the hippocampus and medial temporal cortex receive input in the Papez circuit? |
1. Midline cortical areas |
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To where do cells from the hippocampus send axons in the Papez circuit? |
1. Mammillary nuclei of hypothalamus 2. Known as the fornix |
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To where do cells in the mammillary nuclei send axons in the Papez circuit? |
1. Anterior nuclear group of thalamus |
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To where do anterior thalamic nucleus neurons project in the Papez circuit? |
1. Cingulate gyrus |
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What is the location of the amygdala? What is its function? |
1. Medial tip of temporal lobe 2 Functions in fear and avoidance behavior |
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What is the location of the nucleus accumbens? What is its function? |
1. Rostral to hypothalamus where caudate nucleus and putamen merge 2. Functions in feelings of pleasure and well-being |
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What is Kluver-Bucy syndrome? |
1. Bilateral removal of temporal lobe--- docility in the face of threat and danger |
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What is the afferent input/efferent output of the amygdala? |
1. Afferent: cortical input 2. Efferent: hypothalamus |
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What is the most important NT in the nucleus accumbens? |
1. Dopamine |
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In what disorder has the nucleus accumbens been implicated? |
1. Addiction |
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How does the nucleus accumbens participate in risk and reward calculation? |
1. In conjunction with orbitofrontal cortex |
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What is the function of the hypothalamus? |
1. Basic emotional behaviors related to maintenance of the individual--- rage 2. Medial-- threat aggression 3. Lateral--- related to food acquisition |
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What is the role of the hippocampus? |
1. Transfer of information from short-term to long-term memory |
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What leads to anterograde amnesia? |
1. Lesion to hippocampus |
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What is the one brain area where new neurons are added throughout life? |
1. Hippocampus |
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During what process is the cingulate cortex active? |
1. Emotional expression
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With what is the cingulate cortex interconnected? |
1. Amygdala 2. Hypothalamus |
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What part of the brain is associated with the placebo effect? Why? |
1. Cingulate cortex 2. Functions in perception and emotional reaction to painful stimulation |
