PSY100H1 Lecture Notes - Behavioral Addiction, Neuroanatomy, Hypersexuality

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16 Oct 2011
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PSY100H1 Full Course Notes
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PSY100H1 Full Course Notes
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Fluctuates pretty much all the time guiding us throughout our lives. In a sense, you are the play thing of chemical gods Countless choices of actions, some conscious, most out of unconscious habit. Drugs of abuse commandeer the brain"s natural reward circuitry. Stimulation of this pathway reinforces behaviour, ensuring that what you just did you will do again - nestler & malenka (2004) Therefore, learning is strongly affect by reward and the rewarding effects of. Cocaine are mediated through the same mechanism which have evolved for highly functions. We do because we get a chemical kick out of it. Important part of our pleasure and reward responses. Stating point for the stimulation and release of dopamine. Further away from spinal cord, newer evolutionary regions. Vta: feeds dopamine release to areas in the diagram. Amygdala: threat; detecting the significance of a situation.

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