E.4b Neurotransmitters & Personality

Psychoactive drugs:
1) Excitatory drugs
– nicotine
– cocaine
– amphetamines
2) Inhibitory drugs
– benzodiazepines
– alcohol
– tetrahydrocannabinol

– there can be interaction between the activities of the excitatory and inhibitory neurons when there are many synapses between the pre-synaptic neurons and a post-synaptic neuron