PSYC 100 Lecture Notes - Lecture 6: Cerebellum, Frontal Lobe Injury, Phineas Gage

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PSYC 100 Full Course Notes
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PSYC 100 Full Course Notes
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Neuron either fires with the same potency every time. How often it fires depends on the strength of the stimulation: brighter light = faster. Agonists drugs that enhance neurotransmitters actions: block reuptake to help facilitate and activate the receptors. Antagonists drugs that inhibit actions: destroy neurotransmitters in synapse to block binding. Spinal cord and brain: peripheral nervous system (pns) Survived with no problems except a dramatic change in his personality. Chemical signals influence growth + function of cells. Environmental experiences, especially during critical periods are necessary for cells to develop properly + for them to make more detailed connections: culture affects the brain. Daily social interactions, which vary among cultures (and subcultures and individuals) are reflected in each brain"s unique organization: brain rewires itself throughout life. Brain retains ability to rewire itself throughout life. Changes in strength of connections between neurons underlies learning. Sex differences in the brain reflect biological and environmental effects. Males" and females" brains are predominantly similar.

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