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Archive for February 22, 2020

Know your spinal cord – The anterior white commissure

Cross section of human spinal cord
Cross section of human spinal cord

Cross section through human spinal cord (lumbar region, L1) showing motor neurons. Astrocytes and oligodendrocytes are labeled ‘A’ and ‘O’, respectively. The objective magnification used is 40x.

Welcome to day thirty of knowing your spinal cord. I feel like that is a lot of spinal cord knowledge for just covering the basics. In any case, if you’re just finding us, welcome! I’ve created a whole new neuroanatomy category just for these posts so you can find them easy and they are in reverse chronological order. Is the anterior white commissure a tract of the spinal cord? Well not really, but it does have an important job and we keep referencing it, so let’s talk about what it does exactly.