Depression Flashcards

1
Q

reactive depression

A

triggered by negative experience

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2
Q

endogenous depression

A

no apparent cause

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3
Q

affective disorder

A

depression

disturbances of mood or emotion

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4
Q

concordance rates

A
Mz = 60%
Dz = 15%
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5
Q

monoamine oxidase inhibitors

A
Iproniazid 
monoamine agonist (increases levels of monoamines by inhibiting monoamine oxidase)
  • cheese effect - side effect - blood pressure risks
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6
Q

tricyclic antidepressants

A

Impipramine

block reuptake of serotonin and norepinephrine which increases levels in the brain

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7
Q

selective monoamine-reuptake inhibitors

A

selective serotonin reuptake inhibitors (SSRI’s)

- blocks reuptake of serotonin (Floexitine/Prozac)

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8
Q

mood stabilisers

A

Lithium

treats mania without affecting depression

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9
Q

brain structures involved

A

reduction in overall brain size and in specific structures:

amygdala
prefrontal cortex
hippocampus

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10
Q

monoamine theory

A

under-activity in serotenergic and noradrenergic synapses

up-regulation = find more synapses as the body tries to over compensate

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11
Q

neuroplasticity theory

A

therapeutic effects of drugs take weeks to take effect

must be something further downstream

neuron loss in the amygdala, prefrontal cortex and hippocampus

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12
Q

Brown (1993)

A

84% experience stress in previous year

32% of control do

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13
Q

diathesis-stress model

A

people have a predisposition for depression

environmental factors then increase the chance of developing it

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