BSC 215 The Brain and Cranial Nerves Notes - BSC 215 Human...

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BSC 215Human Anatomy and PhysiologyThe Brain and Cranial NervesIntroductionAristotle thought brain was “radiator” to cool bloodHippocrates was more accurate: “from the brain only, arises our pleasures, joys,laughter, and jests, as well as our sorrows, pains, griefs, and tears”Cessation of brain activity—clinical criterion of deathEvolution of the central nervous system shows spinal cord has changed very littlewhile brain has changed a great deal– Greatest growth in areas of vision, memory, and motor control of the prehensile handOverview of the Brain (Section 14.1)• Expected Learning OutcomesDescribe the major subdivisions and anatomical landmarks of the brain.Describe the locations of its gray and white matter.Describe the embryonic development of the CNS and relate this to adult brainanatomy.Three major subdivisions of the brain• Three major portions of the brain:1.Cerebrum is 83% of brain volume; cerebral hemispheres, gyri and sulci, Gyri

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Term
Fall
Professor
Staff
Tags
Physiology, Human Anatomy, white matter

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