Psychology 2020A/B Chapter Notes -Datura Stramonium, Atropa Belladonna, Humphry Osmond

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

Document Summary

Hallucinogen: a sensory perception that has the compelling sense of reality of true perception without external stimulation of the relevant sensory organ comes from latin word aluinere meaning wander in mind or talk idly . Distortions of sensory information and mental confusion or delirium. Estimated 6000 different plants containing substances capable of producing hallucinogenic effects chemically heterogeneous class of drugs. Cholinergic hallucinogens: atropine, scopolamine, arecoline, ibotenic acid. Serotonergic (5 ht: lsd, psilocybin mushrooms, dmt, lysergic acid amide, bufotenine. Methylated amphetamines (noradrenergic hallucinogens: mescaline (from peyote cactus), mdma, ecstasy. Other hallucinogens: dissociative anesthetic pcp, ketamine, salvinorin. Large number of plants contain substances that affect the cholinergic nervous system lethal if taken in large quantities: probably served protective function in plants (or poisons, humans quickly learned about the effects they produced. Cholinergic agonist: stimulate primarily muscarinic cholinergic receptors producing greater than normal activity in cholinergic nervous system. Produce sedation and amnesia (history in medicine)