PSY100H1 Chapter Notes - Chapter 3: Phineas Gage, Peripheral Nervous System, Autoreceptor

• School: UTSG
• Department: Psychology
• Course: PSY100H1
• Professor: all

Document Summary

Behavioural genetics: the study of how genes and environment interact to influence psychological activity. Neurons, three functions: taking in information from neighboring neurons (reception, passing signals to other neurons (transmission) Different enzyme destroys different neurotransmitters. stop releasing neurotransmitter. Botulism, a form of food poisoning inhibits the release of ach, leading difficulty in breathing and chewing and often to death. Botox: monoamines: regulate states of arousal and affect and to motivate behaviour. to bind with postsynaptic neurons can treat depression, epinephrine: energy, norepinephrine: arousal and vigilance (alert, serotonin: emotional states and impulsiveness; dreaming. Leaving it in the synapse: dopamine: reward and motivation; motor control over voluntary movement, gaba: slow down, glutamate: speed up, endorphins natural pain reduction; reward. Basic brain structure and their functions: two functional units: central nervous system & peripheral nervous system, phineas gage: personality change. (pre-frontal cortex, personality and self-control, broca"s area. Damage can impair the learning of movements and of habits.