PSYC 260 Chapter Notes - Chapter 9: Benzodiazepine, Semisynthesis, Enkephalin

• School: University of Victoria
• Department: Psychology
• Course: PSYC 260
• Professor: Brianna Turner

Document Summary

Must present 2 or more symptoms in order to meet criteria. Whether someone develops a sud depends on the drug"s addictive. 6+ symptoms = severe potential & on the characteristics of the person using it: combination of genetic makeup, ongoing life stress, immersion in a subculture that involves drug use, etc. Non-familial alcoholism later onset, more anxious personality: biological markers neurotransmitters, mesocorticolimbic dopamine ( pleasure pathway ), difference in enzymes & metabolism of alcohol. Effects are in uenced on how it is ingested. Drugs used intravenously are have the most powerful effect & are most likely to become addicted to. Common types include: the poppy (ex. heroin, morphine, & codeine) immediate effects: alleviation of physical pain, anxiety & tension, relaxation & pleasant reverie, euphoric spasm. Bind to opiate receptors heroin plugs into receptors & replaces natural endorphins. Dopamine theory is a dysfunction of the dopamine reward pathway.