PSYCH 1XX3 Chapter Notes - Chapter 3: Pineal Gland, Neuroglia, Reductionism
5 Apr 2018
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Everything we remember / perceive involve electrochemical events in the cns: means we have no direct experience of the world around us. When we experience" things (ex: the warmth of the sun), we are experiencing a series of events in the cns, set in motion by the stimuli (the sun) in the env"t. Two types of questions involving the brain: (1) structural questions (ex: what is the brain made of?, (2) functional questions (what does each part of the brain do?) Brain + spinal cord make up cns: all remaining nerve tissue make up peripheral ns. Brain = avg 3-3. 5 lbs: consumes a huge part of our body"s energy supply two types of cells in the brain, glial cells. Outnumber neurons: neurons about 100 billion in average adult brain. Perform the more interesting" functions form synapses (connections) with other neurons (results in 1 thousand trillion connections) reductionism problem:
