Lec21 03_17_08 Addiction

Lec21 03_17_08 Addiction - Lecture 21 Addiction See Chapter...

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Unformatted text preview: Lecture 21. Addiction March 17, 2008 See Chapter 14 in Cheung, Fundamental Concepts in Biology Outline Substance abuse Addiction and Dopamine Cocaine Opioids Addiction to pharmaceutical agents Oxytocin and social interactions Exam 2 Chemicals of Love Chemicals of Love Endogenous Love Potions – the Endogenous Love Potions – the chemistry of infatuation chemistry of infatuation • Involvement of the limbic system – Emotion, behavior – Hippocampus, amygdala, thalamus – Associated with nucleus accumbens • Important neurotransmitters – Dopamine • Pleasure, arousal – Norepinephrine and epinephrine • Flushing cheeks • Sweaty palms • Phenylethylamine – Also found in chocolate Dopamine Norepinephrine Phenehtylamine The Reward Pathway The brain reward center • Several areas – Ventral tegmental area – Nucleus accumbens – Prefrontal cortex – Amygdala • Roles in rewards and pleasures – Food, sex, video games....
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This note was uploaded on 05/01/2008 for the course BSC 1005 taught by Professor Brist during the Spring '08 term at University of Central Florida.

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Lec21 03_17_08 Addiction - Lecture 21 Addiction See Chapter...

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