In the Human Brain, a Great Deal of Synaptic Pruning

question 42

Multiple Choice

In the human brain, a great deal of synaptic pruning occurs in early childhood.This pruning appears to be:

• A)The unfortunate result of home and school environments that provide only limited stimulation
• B)An adaptive process that allows children to deal more efficiently with typical tasks in their environment
• C)Due to an imbalance of important nutrients, and especially to low levels of the B vitamins in many children's diets
• D)The result of the cortex's gradual takeover of responsibility for functions that have previously been controlled by other parts of the brain

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