Psychology 2020A/B Study Guide - Midterm Guide: Placenta, Comorbidity, Receptor Antagonist

• School: Western University
• Department: Psychology
• Course: Psychology 2020A/B
• Professor: Riley Hinson

Document Summary

Drug = chemical compound: produce psychological, behavioural and physiological effects. Psychoactive effects: alterations in cognitive, behavioural and motor processes. Euphoria, distortions of time perception, hallucinations, increased libido. Four names of drugs: chemical names. Describe type of molecule and location of chemical groups. Heroin = morphine plus 2 acetyl groups: generic/nonproprietary names. Used by any company marketing the drug. Given by the company and can only be used by that company. Several trade names after original patent expires: street names. Derivatives of trade names (benzedrine to bennies, dexedrine to dexies) Refer to some physical aspect (barrel acid, black beauties, etc. ) Pharmokinetics: administered and absorbed, distributed via circulatory system, reaches site of action, exerts effect aka pharmodynamics, leaves site of action, metabolized, eliminated. Most common methods of administration: oral. Stomach = highly acidic therefore drugs get destroyed. Drugs are normally weak acids or weak bases. Digestive system lining = ph of 1. 5; increases as it goes further.