There is no decussation in the lateral corticospinal tract after the decussation at the medullary pyramids.
它们在髓状锥体交叉后，不会在皮层脊髓侧束中交叉。
2
The rubrospinal tract and medullary reticulospinal tract biased flexion outweighs the medial and lateral vestibulospinal and pontine reticulospinal tract biased extension in the upper extremities.