PSYC 1150 Lecture Notes - Lecture 11: Reticular Formation, Limbic System, Hindbrain
27 Sep 2016
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Awareness: what you think at any time. Acts as filler to what you focus on. Thalamus: relay center for al sensory input except 1 sense, all info comes here first except 1 sense. Hippocampus: formation of new memories, damage here wll prevent formation of new memories. Amygdala: forms flashbulb memories (emotional, fight or flight response, stored better, guy had tumor on amygdala, shot people. Hypothalamus: largely physiological, heart rate, bp, enzyme release, source of thirst, hunger, sexual orientation (identified, identify pleasure centre. Cortex: different regions responsible for diff things (lobes, wilder penfield. Sensory cortex is responsible for sensation: homunculus, motor and sensory cortext represents human body, disproportionate and upside down. Works on the basis of cells needing to eat. Provided a special radioactive sugar, brain will glow in most active regions. Shoots x-rays thru persons head which are received by x-ray detector. Measure brain structure thru hydrogen atom realignment by powerful magnets.
