PSYCH101 Lecture : LECTURE 02

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PSYCH101 Full Course Notes
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PSYCH101 Full Course Notes
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The nervous system and the brain the big picture. Neuron: the basic cells that make up the nervous system. Peripheral nervous system: all the other nerves that run through the body which are not the brain or the spinal cord. The central nervous system and the brain: one of the frontiers that we understand the least of in psychology. The endocrine system: hormones, the different chemicals that float through the blood and also influence us. Putting it all together the example of hunger: not completely separate systems all work together and influence each other, example of hunger to see how all these systems work together. At the back end of the neuron. Back end = left; front end = right; neural impulse (in between myelin sheath among myelin sheath) Neural impulse - electricity that moves around neurons (the uniqueness of neurons = conducting electricity) Neural impulse moves from dendrites to axons.

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