PSYC62H3 Chapter Notes - Chapter 1: Psychoactive Drug, Substance Abuse, Pharmacogenetics
Document Summary
Psychopharmacology: the study of how drugs affect mood, perception, thinking, or behaviour. Psychoactive drugs: drugs that affect mood, perception, thinking, or behaviour by acting in the ns. Psychoactive drug use is highly prevalent internationally. When recreational drugs are also considered, psychoactive drug prevalence in the u. s. increases. Drug: administered substance that changes physiological functioning: this def"n has limitations , administered excludes substances that are made naturally in the body. Nt dopamine is made in ns and causes imp changes in ns fn^g hw if a doctor administers dopamine to a patient to incr their heart rate, dopamine = drug. Levodopa =precursor to dopamine is made naturally in the body is also used as a primary drug for parkinson"s disease. And how about herbal remedies that also affect us physiologically: emphasis on physiological functions also has limitations. Foods also produce changes in the body.
