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how does position of gray & white matter differ in brain and spinal cord
in spinal cord white surrounds gray, brain is gray, white, gray
why do sympathetic and parasympathetic act as antagonists when they serve the same areas
release different neurotransmitters which bind to different
3 structures that receive sympathtic but not parasympathetic innervation
adrenal glads, arrector pili, sweat glands
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