During synaptic pruning,
A) the prenatal organism overproduces neurons.
B) neurons migrate to major parts of the brain.
C) between 85 to 90 percent of synapses are destroyed.
D) neurons not needed at the moment return to an uncommitted state.
Correct Answer:
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Q12: As neurons form connections,stimulation _.
A) becomes unnecessary
B)
Q12: A surprising aspect of brain growth is
Q15: The human brain has _ neurons.
A)100 to
Q16: Skeletal age is determined by
A)X-raying the long
Q18: Which of the following is true about
Q19: At birth,the brain is
A)fully developed.
B)farther from its
Q20: Neurons that are seldom stimulated soon lose
Q21: _ provide(s)the most precise information about which
Q22: _ brain growth refers to the young
Q40: Coating the neural fibers with an insulating
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