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39 Cards in this Set
- Front
- Back
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experiments used to measure aggression
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1. Isolation-Induced agression
2. Pain-elicited agression 3. Muricide (mouse murder) |
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Limbic system
(alter emotions: assoc. w/these sytems) |
- amygdala
- hippocamp - olfactory tract - cingulate cortex |
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Kluver Bucy
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damage to limbic system (amyg), hippo & anterior temporal lobe
result in loss of fear, hypersexuality, etc) |
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Papez circuit
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cingulate cortex → hippo → hypoth → anterior cortex of thal → cing. cort
how emotion reaches consciousness |
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movie: pesticides
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man killed w.
chem exposure → firing AP → ACh release → no cholinesterase |
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carbaryl
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cholinesterase inhibitor
insecticide |
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progesterone
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treatment to ↓ aggressioin
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hippocampus
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species-specific behav, memory, navigation
vulnerable to: stress |
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amygdala
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emotional & species typical behav
multimodal |
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frontal lobe main regions
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1. motor cortex
2. premotor cortex 3. prefrontal cortex (dorsolateral & inferior) |
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dorsolateral prefrontal cortex
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influece movement & memory
send connections to posterior parietal cortex |
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inferior prefrontal cortex
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influence autonomic sys (BP, respiration)
send connect. to amyg & hypo |
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expressed emotion
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Δ in heart rate, BP, hormone secretion
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forms of experience
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1. autonomic - hypoth
2. subjective - amyg, front lobes 3. cognitions - cortical |
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James-Lange Theory
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brain create story to explain autonomic reactions
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somatic marker hypothesis
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emotions & feelings guide behav. & decision making
- unconscious process |
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frontal leukotomy
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leukotome inserted bone of eye.
Inferior frontal cortex disconn. from brain no emotion |
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addiction
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phys. dependence & abuse, tolerance & w/drawl
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psychomotor activation
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↑ behav & cog ability
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DA & drug use
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1. DA somehow rewarding
2. abused drugs release DA 3. drugs ↓ DA NOT abused |
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explaining drug abuse
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1. pleasure due to drugs
2. pleasure linded by assoc learnning (cues) 3. incentive salience (highly desired) |
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incentive-sentizatioin theory
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wanting & liking theory
(craving & pleasure) explanation to drug abuse |
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disinhibition theory
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selective depressant effect on cortex (judgement), not on subcor (instincts)
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alcohol myopia
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immed. cues - prominent
remote cues - ignored |
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genetic contribution to drug abuse
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1. twins
2. parent influence 3. breeding |
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Domoic Acid Mystery
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- similar to glutamate
- agonist - binds to kainate receptor (influx Ca, "suicide gene" postsynaptic neuron) |
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hormones
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chems from endocrine gland
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endocrine gland
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cell grps in body, secrete hormones
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hormone classifications
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- steroid hormone: fat-soluble chem mess. from cholesterol
(↓ & ↑ production of proteins) - peptide hormone: affect target cells physiology |
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behavioral functions of hormones
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1. homeostasis
2. gonadal hormones 3. fight-flight (glucocorticoids) |
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Symptoms of drug addiction
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1. need to continue consuming
2. ↑ dose (tolerance) 3. dependency |
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induce drive state
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use to manipulate behave
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behav of addicts
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1. lack interest
2. unmotivated 3. pleasure limited 4. don't avoid bad |
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external cues
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play role in maintaining addictive behav
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methadone
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similar high as morphine
-w/drawl longer lasting |
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nucleus acumens
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pleasure center
- key in DA center - if destroyed...stop self admin of drug |
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cocaine
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stim primitive behav
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morphine
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shut down higher cortex, primative take over
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alcohol
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inheritability deficits
- P3 is the λ missing |
