PSYC 355 Lecture Notes - Lecture 4: Cell Theory, Paul Broca, Ventral Root Of Spinal Nerve
4 Oct 2016
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Neurobiology notes 355 january 6th (notes from moodle) Prehistoric ancestors - brain vital to life. Skull surgeries - evidence: trepanation, -skull shows signs of healing. Views of ancient egypt - heart : seat of soul and memory (not the head) Hippocrates - brain: involved in sensation, seat of intelligence. Aristotle - clung to the heart was the centre of intellect - brain was the radiator that cooled the blood, - tempered the seething heart. Views of greek physician galen - cerebrum - cerebellum - ventricles. Central subdivision: brain and spinal cord, peripheral division: network of nerves coursing through the body. Nerve as wires, understanding of electrical phenomena, nervous system can generate electricity. Bell and magendie: dorsal and ventral roots carry information in opposite directions. Charles bell - cerebellum: origin of the motor fibers, cerebrum: destination of sensory fibers. Franz joseph gall - phrenology: bumps on the surface of skull reflect brain surface and related personality traits.
