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30 Cards in this Set
- Front
- Back
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Motor Strip
Supplemental Area |
Motor Behavior
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Broca's Area
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Language
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Prefrontal Cortex
divisions |
left prefrontal
right prefrontal orbitofrontal cortex |
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Prefrontal Cortex
function |
perserveration
engaging in repeated unnecessary behavior disinhibition sudden outbursts of temper reinstatement of infnatile sucking and rooting reflexes (frontal release signs) |
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Left Prefrontal
responible for ... |
activation produces positive mood (fMRI)
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Left Prefrontal Lesion
leads to ... |
depression
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Right Prefrontal
responsible for ... |
activation produces stress (fMRI)
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Right Prefrontal Lesion
leads to ... |
elevated mood (mania-like)
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Oribitofrontal cortex
responsible for ... |
"reward circuit"
dopamine-driven activated in addicts |
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Limbic Lobes
resp. for ... |
emotions
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Papez Circuit
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Hippocampus
Fornix Amygdala Septum Part of the thalamus Cingulate gyrus and related structures |
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Limbic structres (amygdala and hippocampus) and prefronatl cortex are rueduced in ...
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Schizophrenia
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Basal Ganglia
resp. for ... |
executive function
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Basal Ganglia
4 components: |
STriatum
Pallidum Substantia Nigra Subthalamic Nucleus |
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Overactive stiratum and damage to substantia-nigra lead to
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Parkinsons
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Underactivity of the striatum and shrinking of the caudate are associated with
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Huntington's Disease
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DAmage to the caudate is associated with
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Tourette-like symptoms (TICS)
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Dominant Hemishpere
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left
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Left sphere
resp. for ... |
language function
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Right sphere
resp. for ... |
perception, spatial, music, puzzles
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Neurotransmitters
3 classes: |
Biogenic Amines
Amino Acids Peptides |
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Biogenic Amines (monoamines
act: |
presynaptic
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Amino Acids
act: |
presynaptic
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Peptides
synthesized: |
in neuronal cell bodies
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Can endocrine hormones function as neurotransmitters?
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Yes
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Neurotransmitters are ____ if they increase the chance that a neuron will fire
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excitatory
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Neurotransmitters are ____ if they decrease the chance that a neuron will fire
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inhibitory
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What system keeps the thoughts organized?
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GABA system
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Biogenic Amines
ex's: |
dopamine
norepinephrine serotonin acetylcholine |
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Dopamine
function: |
mood
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