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Midterm 1 Neuro 101

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annire's version from 2015-10-08 02:36

Phyla

Question Answer
cnidarianerve net
platyhelminthesbilateral symmetry, segmentations, centralization
molluscabilateral symmetry, centralization, cephalization
anthropodabilateral symmetry, segmentation, centralization, cephalization
chordataCNS develops from dorsal nerve cord, increase in centralization and elaboration of the brain, specialized areas of the brain
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Types of glia

Question Answer
AstrocytesCNS, most numerous, regulate extracellular ion concentration and neurotransmitters, secretes growth factors
Myelinatingprovide a myelin sheath around axons (oligodendrocytes and schwann cells)
MicrogliaCNS immune system, secrete cytokines and growth factors
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