To allow the brain to fit inside the skull,the brain folded in on itself forming the ___ and ___.
A) gyri and thalamus
B) gyri and pons
C) pons and sulci
D) gyri and sulci

Question

Quizplus · Accepted Answer

The gyri are the raised ridges on the surface of the brain, while the sulci are the grooves or folds between those ridges. The brain's folding allows a greater surface area of cerebral cortex to fit within the limited space of the skull. The thalamus and pons are separate structures that are not related to the folding of the brain.

To Allow the Brain to Fit Inside the Skull,the Brain