Philosophy 2050F/G Lecture Notes - Lecture 7: Apoplexy, Comparative Anatomy, Cerebrospinal Fluid
19 Jul 2016
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Didn"t believe brain = center of higher thinking: in death = bloodless, spongy mass & soldiers w/ wounds didn"t feel brain being touched. Cerebrospinal fluid in brain"s ventricles = animal spirits by descartes = brain"s condensation by a. Coined the term neurology study of disorders of brain & nervous system. Other doctors discovered apoplexy localized interruptions to brains blood supply = strok: victims = partially paralyzed, no speech, discovery: brain paralyzes opposite side of body contralateral processing. Myelin sheaths speed process of ap being transmitted along axon. Phrenology pseudosci focused on measurements of skull certain brain areas have localized fns. Noticed that brain damaged could result in paralysis on 1 side of the brain. Commishures connect the 2 hemispheres = white tracks connecting the two: other small white fibres cross from each side of the brain to opp sides of spinal cord. Craniometry measure skulls & infer things about brain.
