BTEC 1322 Lecture Notes - Angioma, Aphasia, Doreen Kimura
Document Summary
Founded the mni and pioneered elective brain surgery. Useful for removing damaged parts of the brain. Pioneered human brain stimulation as a way of identifying parts of the brain to guide his surgery. Didn"t want to take out more than necessary when doing a removal. Technique of mapping the function of the brain as a person engaged in an intellectual task. The difference in blood flow in a resting condition and an active condition (more red) reveals a part of the brain engaged in a functional task. More blood flow during activity (released potassium which stimulates blood vessels, blood vessels open. The subject can"t run and jump, have to stay still. Pet -reveals that different parts of the brain are involved in different aspects of sound analysis. Cisual cortex lights up, spplimntary cortex, all different parts are lighting up beside. Reveeals that a surprisingly large part of the brian is involved during language.
