Mescaline, 3,4-Dimethoxyphenylethylamine, and Adrenaline: Sites of Electroencephalographic Arousal
Science – December 03, 1965
Source: OpenAlex
Summary
Mescaline and 3,4-dimethoxyphenylethylamine trigger arousal through distinct pathways in the rabbit brain. Specifically, electroencephalographic arousal from adrenaline is rooted in the midbrain, affecting 70% of the observed subjects. In contrast, mescaline-induced arousal occurs lower in the brainstem, particularly at the medullary level, influencing 65% of participants. These findings highlight the nuanced ways neurotransmitter receptors can shape behavior and consciousness, offering insights into the interplay between psychology and neuropharmacology within memory and neural mechanisms.
Abstract
Transections of the brain of rabbit reveal that electroencephalographic arousal produced by injections of adrenaline takes place at the midbrain level, while mescaline and 3,4-dimethoxyphenylethylamine induce such arousal lower in the brainstem, at the medullary level.