The normal, age-related changes that occur in the brain as we enter older adulthood are most likely the result of having ______ of brain cells and having _______ connections among brain cells.
A) fewer; about the same number of
B) fewer; fewer
C) about the same number of; fewer
D) fewer; more

Question

Quizplus · Accepted Answer

As we age, the number of brain cells tends to remain relatively stable, but the connections among those cells, known as synapses, decrease. This reduction in synaptic connections can affect cognitive functions, but it doesn't necessarily mean a significant loss of brain cells themselves.

The Normal, Age-Related Changes That Occur in the Brain as We