PSY100H1 Lecture Notes - Lecture 6: Behavioral Addiction, Cortical Blindness, Cerebellum

• School: UTSG
• Department: Psychology
• Course: PSY100H1
• Professor: Dan Dolderman

Document Summary

Key neurotransmitters ***(midterm: glutamate: (excitatory) cognitive, seizures, motivation, gaba: (inhibitory) seizures, anxiety (anti-anxiety meds help. The dopamine system: drugs of abuse commandeer the brain"s natural reward circuitry. Dumps neurotransmitters into other areas (e. g. fires axon potential through a direct axonal connection, it could send signals to the prefrontal cortex: amygdala- part of pleasure system. Neuroanatomy overview: back of head to front- ancient to recent, hand=brain thing, wrist- brain stem and spinal cord, thumb- limbic system: evaluation and feeling centre, likes and dislikes. Operates relatively unconsciously: fingers- cortices, lobes of the brain. Outside back of head- occipital lobe (primary visual centre, processes visual info) Sides- temporal lobes (hearing, language, important for object recognition: back slope of hand- parietal lobe (processing spatial info, tells you where things are) Motor cortex is between partial and frontal lobe: front of hand- frontal lobe (effortful, intentional thinking processes, sends messages to motor cortex) 2: fingernails- pre frontal cortex (highly complex thoughts)