PSYC 100 Lecture Notes - Lecture 14: Dopamine Agonist, Opioid, Naloxone
3 Jun 2018
School
Department
Course
Professor
L-dopa
• Dopamine agonist; increases the
synthesis of dopamine - used to
treat Parkinson’s disease
Amphetamine
• Dopamine agonist
• Increases the release of dopamine
• Blocks the reuptake of dopamine
back into the presynaptic cell so
that it is more available to bind with
postsynaptic receptors
• Stimulant drug: increases
wakefulness and focus
Nicotine
• Acetylcholine agonist
• Mimics acetylcholine by attaching
to the acetylcholine binding site
Naloxone
• Opiod antagonist
• Blocks opiod receptor sites without
activating them
• Used to treat opiate overdose and
addiction to opiates like heroin
Opiods
• Bind to the same postsynaptic
receptors as opium and its
derivatives morphine and heroine
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PSYC 100 Full Course Notes
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