Compared to infants' brains, adults' brains ______.
A) have fewer connections among neurons
B) comprise a significantly larger percentage of the body size.
C) completely comprise non-myelinated neurons.
D) have around 10 billion neurons.

Question

Quizplus · Accepted Answer

Adults' brains have fewer connections among neurons compared to infants' brains because, over time, the brain prunes away neural connections that are not used frequently, a process that helps to make the functioning of the brain more efficient.

Compared to Infants' Brains, Adults' Brains ______