Animals with the largest and most complex brains have the most fissures and gyri and, therefore, have the largest
A) brain stem.
B) limbic system.
C) cerebellum.
D) cerebral cortex.
E) the medulla.

Question

Quizplus · Accepted Answer

The cerebral cortex is the part of the brain that has the most fissures and gyri. These structures increase the surface area of the cerebral cortex, allowing for a higher number of neurons and greater complexity in brain functions. Animals with larger and more complex brains, therefore, have a larger cerebral cortex.

Animals with the Largest and Most Complex Brains Have the Most