Grandma had a stroke near her central sulcus. She has speech loss and difficulty moving. Three weeks later, she is speaking and moving well. How is this possible________. 1.Synaptic plasticity allows the adult brain to be flexible and change. 2.She has muscle memory that allows her to move again without brain control. 3.A new separate area in the brain has formed through neurogenesis to control those actions that were lost. 4.The central sulcus relocated to another part of the brain that is functionin

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