CAS BI 106 Lecture Notes - Lecture 17: Subdural Space, Subarachnoid Space, Dura Mater
15 Mar 2017
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Document Summary
Make connections among discrete regions to put together complex function. Cerebral cortex displays impressive anatomical specificity for function. Spike shot through his jaw and through the frontal lobe. Beauty is in the brain of the beholder. Rate stimulus on a spectrum of beautiful to ugly. Most beautiful stimuli showed cerebral activity at 1 precise location. Frontal cortex, in an area known to have high dopamine activity fmri. If the person described beauty, then they would have activity in the pleasure centers release dopamine. Gray: cell bodies, dendrites, dendrites and unmyelinated axons. Right: visual-spatial, reading facial expressions, intuition, emotion, artistic and musical skills. Communication and integration is possible through corpus callosum (biggest commissural tract) Left handed people experience more cross over. Collection of deep brain structures that regulate emotions, memories, and emotional responses to sensory stimuli. Amygdala- fear center; processes fear and coordinates nervous system response. Hippocampus- forms, consolidates and retrieves memories; neurogenesis is possible.
