PSY 2301 Lecture Notes - Lecture 10: Frontal Lobe, Basal Ganglia, Asthma

• School: University of Ottawa
• Department: Psychology
• Course: PSY 2301
• Professor: Andree- Anne Ledoux

Document Summary

Heroin binds to an autoreceptors, gaba is secreted check the video. Heroin: synthesized from morphine: more fat soluble and penetrates the bbb faster than morphine competitive inhibitors can be used to treat opioid addiction after the addicted person has recovered from withdrawl symptoms. Nalorphine and naxolone: drugs that act as antagonists at opioid receptors compeitive inhibitors compete with opioids for neuronal receptors. Increase motor behaviour, and elevate a person"s mood and level of alertness. Rapid administration of behavioural stimulants is most likely to be associated with addiction. You can snort them so you can get them to act rapidly in your system: amphetamines: Blocks dopamine reuptake transporter, leaving more dopamine available in the synaptic cleft. It also stimulates release of dopamine from presynaptic membrane. Both thejse mechanisms increase the amount of dopamine available in synapses to stimulate dopamine receptors. At the level of the synapse; amphetamines are entering the presynaptic membrane through reuptake pumps.