Brain reward system and addiction
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Follow the link, “Drugs alter the Brain’s Reward Pathway”. Which part of the brain do drugs cause dramatic changes in? synapses in the brain. Explain why drug users develop a “tolerance” reduce the number of dopamine receptors. The faster a drug is delivered to the system the _ more likely it will become addicting _____.
[DOCX File]PT 311 NEUROSCIENCE - Duke University
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Found various brain areas are sensitive to drugs. Led to discovery of reward (pleasure) pathways. Ventral tegmental area (VTA) Targets throughout higher centers in brain. Dopamine as neurotransmitter: released into synapses. Projections into limbic system, prefrontal cortex and nucleus accumbens. All shown to be sensitive to brain stimulation
[DOC File]Quiz: The Brain and Addiction - NIDA for Teens
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All drugs of abuse directly or indirectly target the brain's reward system by flooding the circuit with dopamine. Dopamine is a neurotransmitter present in regions of the brain that regulate movement, emotion, cognition, motivation, and feelings of pleasure.
[DOC File]Student, Family and Community Support Department -- …
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Discuss the brain’s reward system. Discuss involvement of limbic forebrain circuitry in mediating addictive behavior. tutorial outline. ... addicts become increasingly oriented toward obtaining the rewarding experience that has become the object of the addiction. Study question.
[DOCX File]Neurobiology of Addiction
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Click the “Back” button and return to the page titled “The New Science of Addiction: Genetics and the Brain”. Follow the link, “Drugs alter the Brain’s Reward Pathway”. Which part of the brain do drugs cause dramatic changes in? synapses in the brain. Explain why drug users develop a “tolerance” reduce the number of dopamine ...
[DOC File]Science of Addiction Webquest - Poudre School District
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Drug addiction is associated with the brain reward system. Drug addiction is a disorder characterized by compulsive consumption and a loss of control in limiting intake. A number of drugs that vary considerably in their effects on the CNS can be addictive.
Understanding Addiction
: The “reward” system is part of the limbic system, which gets activated when you do something you like. Dopamine is a brain chemical that is released, producing feelings of pleasure and letting you know that something important is happening. A: The brain is wired to remember feelings of pleasure, including those produced by drugs unnaturally.
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