A cut in which of the following planes would sever all of the cerebral commissures,the tracts that connect the left and right cerebral hemispheres?
A) horizontal
B) sagittal
C) midsagittal
D) frontal
E) diagonal

Question

Quizplus · Accepted Answer

A cut in the midsagittal plane, also known as the median sagittal plane, would divide the brain into left and right halves. This would sever all the cerebral commissures, including the corpus callosum, anterior commissure, and hippocampal commissure, which connect the left and right cerebral hemispheres. Conversely, a horizontal, frontal, or diagonal cut would not completely separate the hemispheres and would leave some of the cerebral commissures intact.

A Cut in Which of the Following Planes Would Sever