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
The internal capsule is made up of which of the following fibres ? 
Select and explain. 
A. sho association fibres, B. long association fibres, C. commissural fibres, D. projection fibres
D: projection fibres
Answer: D: projection fibres 
Explanation: Projection Fibres- These are fibres which connect the cerebral coex to other pas of the CNS, e.g.1) the brainstem and spinal cord. Many impoant tracts, e.g.2) coicospinal and coicopontine are made up of projection fibres. Ref : B D Chaurasia's Human Anatomy , seventh edition , volume 4, pg . no., 145.