PSYC 111 Lecture Notes - Lecture 2: Receptive Aphasia, Expressive Aphasia, Visual Agnosia
28 Apr 2017
School
Department
Course
Professor
Document Summary
Reticular activating system- (ros) secretary - receives messages from the senses- prioritizes sensory information so you are not overwhelmed so you are not bombarded. Thalamus - relays motor and sensory signals to the cerebral cortex. doesn"t do your sense of smell. Hypothalamus- biological drives, regulation of hunger/thirst/temperature/circadian rhythm/sleep/sex/--life sustaining drives. Simon levay-- find differences in brain structure based on sexual orientation. Brains from dead people, thin slices of hypothalamus, found that part of hypothalamus is smaller in gay men. Small sample size, all died from aids which changes the brain, people failed to replicate. Amygdala- fear/aggression responses, shows sex difference: men"s is bigger than women"s. If doesn"t happen: stroke, infection, meningitis affects ability to make long term memory. H. m. - lateral hippocampal damage when he was young. Hm didn"t know he had procedural memory but he did. Cerebral cortex- what makes us human: thinking, reasoning, problem solving. Made of sensory and motor projection areas.
