Figure 14-15.

Histologic Section of Spinal Cord and Meninges.

A, Low magnification of a cross-section of the spinal cord and meninges with spinal nerve rootlets and a dorsal root ganglion from which B was selected (box). H&E stain. B, The inner surface of the dura mater and the outer surface of the arachnoid mater are covered with mesothelial cells, and the space between them is the subdural space. Blood vessels and nerves of the dorsal and ventral roots traverse in the subarachnoid space. H&E stain.

(Courtesy Dr. J.F. Zachary, College of Veterinary Medicine, University of Illinois.)