Can someone please tell me what insulation means in this sentence?
when neuroscientists have peered inside the brains of new exercisers ,they have seen increases in both Gray matters- brain cells and white matters, the INSULATION on brain cells that help them communicate quickly and efficiently with each other
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Answers · 4
1
White matter (not “matters”: it’s uncountable) is largely myelin. Myelin does several things, but one thing it does is prevent neural impulses from leaking to neighboring neurons. It ensures that only the nerves that are supposed to fire,fire. It insulates each nerve cell from its neighbors.
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