August 25, 2020 by Wendi 0 Lecture Videos, Nervous SystemAutonomic Nervous System Structure of the autonomic nervous system neurons, functions of the… Read more acetylcholine ANS autonomic nervous system craniosacral fight or flight neurotransmitters parasympathetic postganglionic preganglionic rest and digest stress stress response sympathetic thoracolumbar August 24, 2020 by Wendi 0 Lecture Videos, Nervous SystemNeurotransmitters How various neurotransmitters have a stimulating or inhibitory effect, how… Read more acetylcholine Alcohol amphetamines benzodiazepines caffeine cannabinoid receptors dopamine endorphins epinephrine GABA glutamate hallucinogens neurotransmitters nicotine serotonin 2/2