By watching this video, you can appreciate the structures on cross-section of spinal cord including gray mater, white mater, and central canal. This video also provides detailed description of various layers and spaces surrounding the spinal cord. 0:24 Cross-section of spinal cord 0:29 Gray matter 1:11 White matter 1:35 Pia mater 1:52 Subarachnoid space 2:04 Subdural space 2:13 Arachnoid mater 2:57 Meningeal layer of dura mater 3:14 Epidural space 3:24 Periosteal layer of dura mater 4:26 Vertebral arteries 4:51 Rami and rootlets