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43 Cards in this Set
- Front
- Back
1. James-Lange
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emotion=a particular physiological state
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2. Cannon-Bard
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body reacts to a threat, while cortex assigns appropriate emotion
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3. Schachter-Singer:
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emotion is a cognitive label based on interpretation of situation
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2. Papez Circuit
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hypothalamus, mammilary bodies, anterior thalamus, amygdala, parahippocampal gyros, olfactory bulb, basal forebrain nuclei, and cingulate cortex
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3. Kluver-Bucy Syndrome
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flattened affect, odd oral behaviors, hypersexuality) demonstrates impact of temporal limbic structures
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1. Fear
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amygdala
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2. Disgust
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insula and putamen
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3. Seeking/expectancy
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reward areas
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4. Panic
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anterior cingulated, dorsomedial thalamus, periaqueductal gray
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5. Happiness/play
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dorsomedial thalamus, periaqueductal gray
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2. Right hemisphere produces
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"withdrawal" types of responses
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3. Left hemisphere processes
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emotional meaning of verbal material
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left produces
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"approach" types of responses
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right processes
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nonverbal, both visual and auditory emotional cues
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Depression brain
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Hypothalamic-pituitary-adrenal axis
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Depression sleep changes
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a. Far less stage 3 and 4, far more 1 and 2, shortened REM onset
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b. Shortened REM latency is the one change with highest correlation with depression
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selective REM deprivation makes depression remit
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explain symptoms of depression
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NE and 5HT
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C. Best current theory of how antidepressants work:
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C. down-regulation of key receptors S 6-1 to 6-6
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D. All antidepressants metabolized by
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CYP 450 system
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1. Classical MAO inhibitors
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phenelzine (Nardi])
tranylcipromine (Parnate) isocarboxazip (Marplan) |
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2. Newer MAO inhibitors
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moclobemide (Arorix)
deprenyl (Selegiline, Eldepryl) |
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3. Tricyclic Antidepressants: impact
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5HT, NE, and sometimes DA by blocking reuptake pumps
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SSRI's
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block reuptake of serotonin
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blocks both NE and 5HT reuptake, and also is anti-anxiety
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F. Venlafaxin
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block 5HT 2A receptors as well as reuptake; used mostly in practice in conjunction with SSRI's
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G. Phenylpiperazines (nefazadone, trazadon
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classic Mood stabilizing drug
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Lithium
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Lithium
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1. Treats acute episodes, but also prevents recurrence
2. Works on only 40 to 50% of patients 3. Lots of gastrointestinal, cognitive and motor side effects are a problem |
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Anticonvulsants as mood stabilizers
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1. Valproic acid (Depakote) appears to inhibit Na+ or Ca+2 channels and thus boost GABA's inhibitory action; also inhibits excitatory glutamate --mechanism may be either on enzymes or on the channels themselves
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1. Valproic acid (Depakote)
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appears to inhibit Na+ or Ca+2 channels and thus boost GABA's inhibitory action; also inhibits excitatory glutamate --mechanism may be either on enzymes or on the channels themselves
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2. Carbamazepam (Tegretol)
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may have similar effects on GABA, but not on glutamate
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Gabapentin (Neurontin)
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increases GABA, probably by affecting transporter, and decreases glutamate
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4. Topiramate (Topamax)
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enhances GABA and reduces glutamate by interfering with both Na+ and Ca++ channels
—side effect of weight loss is unique (most cause weight gain) |
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5. Lamotrigine (Lamictal)
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5. inhibits Na+ channels and inhibits release of glutamate—may be effective for the depressive phase as well as mania
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TRICYCLICS
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amitriptyline*
imipramine* doxepin |
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HE'I EROCYCLICS
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trazodone*
Serzone* |
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SSRI
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Prozac* Zoloft* Paxil*
Celexa* Lexapro* Luvox* fluoxetine* sertraline* paroxetine* citalopram* |
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Norepinephrine/Dopamine reuptake inhibitor
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Wellbutrin*
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Noradrenergic and specific serotonergic
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Remeron*
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SNRI' s
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Effexor* venlafaxine
Cymbalta* |
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MAO Inhibitors I
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Nardil*
Parnate* phenelzine* tranylcypromine* |
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MAO Inhibitors R
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Arorix*
Eldepryl* |
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MOOD STABILIZERS
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Lithobid* lithium* Neurontin* gabapentin*
Depakote* divalproic acid* Topamax* topiramate Tegretol* carbamazepine* Lamictal* lamotrigine Trileptal* oxcarbazepine |