Seventy percent of the neurons in the central nervous system of humans are located in the
A)cerebral cortex.
B)frontal lobe.
C)spinal cord.
D)medulla.

Question

Quizplus · Accepted Answer

The cerebral cortex is the part of the brain that is involved in higher brain functions such as thought and action. It contains a large percentage of the neurons in the central nervous system, making it the correct answer. The other options, while important parts of the central nervous system, do not contain as high a percentage of neurons as the cerebral cortex does.

Seventy Percent of the Neurons in the Central Nervous System