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AP Psychology 3.2 Treatment of Abnormal Behavior. SSRIs are used to treat which ailment?
AP Psychology 2.4 Treatment of Abnormal Behavior. Which ethnic group is diagnosed with schizophrenia three times as often as Caucasians?
AP Psychology 3.3 Treatment of Abnormal Behavior. Members can learn to recognize problems and successes of the unit and work together to improve it...
AP Psychology 3.1 Treatment of Abnormal Behavior 2 Views
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AP Psychology 3.1 Treatment of Abnormal Behavior. Lithium is used to treat bipolar disorder and is believed to generally affect which neurotransmitter?
Transcript
- 00:03
And here's your shmoop du jour brought to you by lithium the
- 00:06
number one target of verbal abuse among teenagers all right lithium is used to [girl holding a mobile phone]
- 00:10
treat bipolar disorder and is believed to generally affect which
- 00:14
neurotransmitter and here are the potential answers..GABA, dopamine,
- 00:18
norepinephrine, serotonin, glutamate... All right let's start by quickly recalling
Full Transcript
- 00:24
what bipolar disorder actually is and no it doesn't describe a grizzly bear [Grizzly bears in the snow]
- 00:28
caught in an awkward love triangle with two snowy sweethearts it's actually a
- 00:32
manic-depressive illness when an individual cycles between periods of
- 00:36
elevated moods and periods of severe depression to answer our question all we [Mans face between two bowls of fire]
- 00:40
need to do is identify which neurotransmitter would be most closely
- 00:43
linked to this dramatic shift in moods well in the brain GABA regulates brain
- 00:47
activity it actually serves as an inhibitor slowing down neuron firing [GABA molecule drawn in notepad]
- 00:52
which can aid in calming an individual and reducing anxiety well it explains
- 00:56
why substances like alcohol and marijuana get their effect by boosting [Snoop Dogg with the GABA molecule]
- 01:00
it in the brain not quite what we're looking for though, Dopamine meanwhile
- 01:04
plays a major role in reward motivated behavior and is associated with the
- 01:08
pleasure system of the brain but while it might explain an elevated mood it [Molecule riding a bike over a hill]
- 01:13
wouldn't exactly explain the cycling between elevated and depressed moods so
- 01:16
this one doesn't cut the mustard either Norepinephrine is more closely linked
- 01:20
to a cycle but that cycle is of being awake and asleep it's said to mobilize [Norepinephrine molecule riding a bike]
- 01:25
the brain and body for more action releasing less during sleep and more
- 01:29
during times of anxiety stress or danger Oh wrong cycle wrong answer and
- 01:34
serotonin would be right if we were only talking about those elevated moods, it's
- 01:38
said to be the primary contributor to feelings of well-being and happiness but
- 01:41
even though it would make things a lot easier for our grizzly friend if it were [Grizzly bears cuddling on a park bench]
- 01:44
called mono polar it's not and so D doesn't work either well glutamate is
- 01:49
the answer we're looking for for over 50 years lithium has been used to treat
- 01:53
people with bipolar disorder by targeting glutamate and excitatory
- 01:56
neurotransmitter which affects both depressive and manic episodes, too bad
- 02:00
it doesn't also work on awkward love triangles [Grizzly bears in a love triangle]
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