Multiple choice general knowledge

What are the folds of the brain called?

  1. Sulci

  2. Gyri

  3. Lobes

  4. Corpus callosum

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Gyri are the raised folds or ridges on the surface of the cerebral cortex. Sulci are the grooves or depressions between the gyri, while lobes are large functional divisions of the brain. The corpus callosum is the bundle of nerve fibers connecting the hemispheres.