PSY 1101 Lecture Notes - Lecture 6: Central Nervous System, Reticular Formation, Autonomic Nervous System

• School: University of Ottawa
• Department: Psychology
• Course: PSY 1101
• Professor: Kenneth Campbell

Document Summary

Psychology 1101 october 4, 2016 / october 6, 2016. Effects of drugs: stimulate or block receptor on post- synaptic membrane, may attack enzymes that break down neurotransmitter, block re-uptake of neurotransmitter. Nerve gas, many pesticides/ insecticides (may black receptor site or interfere with enzyme reuptake) Black widow spider venom; venom of many animals (stimulates release of ach) Increases alertness in the brain; increases heart rate. Cocaine and amphetamines prolonged action of ne. ), perhaps control of eating, mood, pain regulation. Drugs that are similar in their chemical structure to. Certain drugs cause an over release of 5ht (such as ecstasy) So called natural opiates of the brain. Chemical structure similar to opiates (heroin, morphine) In the body and also, specialized receptors in the head. Afferent input from the sensory receptor to the c. n. s. Efferent output from the c. n. s to the muscles; motor action. In the body and head (somatic movement which is voluntary movements)