The two words that best describe how the brain changes during adolescence are:
A) pruning and myelination
B) birth and death
C) expansion and growth
D) little or none

Question

Quizplus · Accepted Answer

White matter, which is composed of the fatty myelin that surrounds and insulates nerve cells, increases in adolescence. After the volume of gray matter peaks at around age 10, its volume decreases up to adulthood, leveling off at about age 25, indicating that adolescence is a period in which serious pruning away of neural tissue occurs.

The Two Words That Best Describe How the Brain Changes