PSY 101H Lecture 2 - PSY101HLecture2 19:05...

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PSY 101H Lecture 2 19:05 Mental Processes of the Brain Mental processes “run” on neurons Neurons are cells that signal each other  o A neuron makes a simple yes/no signal as to whether or not to propagate  or pass on a signal  There are 100s of billions of neurons in the human body o Very (!) approximately:  An element of thought is 10-100K neurons signaling faster than  baseline (normal firing rate for neurons) The Central Nervous System Spinal Cord  o Processes simple reflexes  Brainstem (thicker than spinal cord) o Responsible for bodies involuntary systems such as breathing, heart rate,  stress response  Thalamus o Sensory switchboard Limbic System o Processes memory for events, location, emotions Cortex (wraps around limbic system) o Responsible for higher level functioning Cerebellum, little brain o Responsible for voluntary movement and coordination
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This note was uploaded on 11/11/2010 for the course PSY 101 005 taught by Professor Erikaltmann during the Fall '10 term at Michigan State University.

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PSY 101H Lecture 2 - PSY101HLecture2 19:05...

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