PSY 214: Psychology of Substance Abuse: Explanations

This is a comprehensive study guide for PSY 214: Psychology of Substance Abuse, based on the curriculum at Lagos State University (LASU)and lectures by Mrs Adewuyi]. What is included in these notes: Foundational Concepts:An exploration of the biological, environmental, and individual factors contributing to addiction Diagnostic Standards Detailed explanation of the DSM-5 criteria used by clinicians to diagnose substance use disorders Dependence Dynamics:Clear distinctions between physical dependence(bodily changes and withdrawal) and psychological dependence(emotional need and drug craving) Tolerance & Withdrawal:Analysis of how increasing doses lead to dangerous levels of use and the negative symptoms associated with stopping drug use Pharmacology Basics:Breakdown of how psychoactive drugs interact with neurotransmitter systems as either agonists(facilitators) or antagonists Drug Classification Table: A detailed categorization of Stimulants(Cocaine, Caffeine), Depressants (Alcohol, Barbiturates), Opiates (Fentanyl, Heroin), and Hallucinogens(LSD, Marijuana), including their specific effects on the body In-depth focus on Depressants:A specific look at Ethanol (Alcohol) and its effects on the central nervous system, reaction time, and alertness. These notes are designed to save you hours of study time and help you master the psychological and biological complexities of substance use disorders for your exams