This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
Corpus Callosum is classified under 
Select and explain. 
A. Projection fibers, B. Commisural fibers, C. Sho association fibers, D. Long association fibers
B: Commisural fibers
Answer: B: Commisural fibers 
Explanation: Corpus callosum are commmisural fibers. White matter tracts of the cerebrum Commissural fibers: Connects corresponding regions of two hemispheres. They include Corpus callosum Anterior and posterior commisure Habenular commisure of fornix Hippocampal commisureof fornix. Association Fibers: Connects various coical regions withinn the same hemisphere. They are classified as Sho association fibers: lie immediately under the coex and connnects adjacent gyri. Eg:- arcuate fasciculus. Long association fibers: Uncinate fasciculus Cingulum Superior longitudinal fasciculus Inferior loongitudinal fasciculus Fronto-occipital fasciculus Projection fibers: Internal capsule Corona radiata Ref: Snell's Clinical Neuroanatomy 8th edition Pgno: 262