The human cortex is wrinkled because:
A) it is very old compared to more primitive brains
B) wrinkling increases the surface area
C) the cell body causes a constriction at the surface
D) the axons pull down on certain parts of the cortex

Question

Quizplus · Accepted Answer

The wrinkling of the cortex increases its surface area, allowing for a greater number of neurons to be packed into a compact space. This increased surface area is necessary for the various functions of the cortex, including higher-order sensory processing and cognitive functions.

The Human Cortex Is Wrinkled Because