AP Psychology 2.2 Treatment of Abnormal Behavior

...all right in order to work out the answer it's

important to recall that the first antipsychotic drugs were developed to [Scientists discussing drugs]

treat psychosis so in order to determine which neurotransmitter were looking for

let's just isolate the one that plays a major part in psychosis well right off

the bat we can eliminate glutamate which has been linked to stroke autism and

Alzheimer's but not psychosis on a side note we'd like to point out how perfect [Person looking at glutamate on a smartphone]

the name glutamate would be for a dating website for bread lovers you know, just

saying... norepinephrine which underlies the brains fight-or-flight response is best

associated with Parkinson's, well people with Parkinson's have a loss of the

nerve endings that produce this neurotransmitter which is also closely

linked to the sympathetic nervous system that controls automatic functions of the [Neuron affected by Parkinson's disease]

body not that we're looking for either epinephrine doesn't work either also

known as adrenaline epinephrine is often used as a medicine for cardiac arrest

asthma or anaphylaxis as a result of allergies hence the name of the EpiPen [Man with allergies in a field of flowers]

people with allergies often carry around right alright well this

thing looks a bit more like an Epi permanent marker but that's not quite as [Man drawing on a board with a marker]

catchy.. Epinephrine is produced by the adrenal glands and is therefore closely

linked to adrenal disorders like Cushing's syndrome or pheochromocytoma

... Say that five times fast but not psychosis, serotonin is most popularly

linked to feelings of well-being and happiness which is why it's associated

with the more emotional disorders like depression, eating disorders and anxiety [Bottle of serotonin falls and tablets spill out]

disorders that leaves us with A dopamine which is a neurotransmitter released by

nerve cells in order to send signals to other nerve cells and is related to

behavior especially reward motivated behavior this is why many addictive

drugs actually tap into the production of dopamine [Capsules working outside]

as the sensation of a reward encourages the user to seek out more

well several important diseases are linked to dysfunctions of the dopamine

system including schizophrenia, ADHD and yes even psychosis that makes A our

answer now that this video is done what would it hurt to watch another no go

ahead just just click one more [Man relentlessly watching shmoop videos]