This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
True about lateral corticospinal tract 
Select and explain. 
A. Crossed, B. Uncrossed, C. Stops in midthoracic region, D. Crossed at midspinal level
A: Crossed
Answer: A: Crossed 
Explanation: Pyramids of medulla are made by crossing fibers of the lateral corticospinal tract. About 80% of lateral corticospinal tract cross.