PSYCH 2NF3 Chapter Notes - Chapter 1: Streams, Trepanning, Multiple Sclerosis
6 Mar 2014
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L. d case- poor scores on tests of memory and attention executive functioning. Brain hypothesis: idea that the brain is the source of behaviour. Neuron hypothesis: unit of brain structure is the neuron or nerve cell. Csf- cerebrospinal fluid- basic plan of brain- tube filled with salty fluid. Cushions brain and may play a role in removing metabolic wastes. Cns connected to rest of body through nerve fibers some fibers carry info away from cns and others bring info to it (cid:0) pns. Cns after damage does not regulate lost tissue. Motor pathways- groups of nerve fibers that connect the brain and spinal cord to the body"s muscles through the sns- cortex that prod movement mainly use motor pathways to muscles on opposite sides of body. Automatic nervous system (ans)- influences muscles of internal organs ie. beating of heart or contractions of stomach. Alcmaeon of croton- located mental processes in brain.
