Identify the location of the central canal in the spinal cord slide.
Pic: Cross section of a spinal cord with four labels. Label A is on the area surrounding the dorsal and ventral horn, label B is on the purple shaded area inside the dorsal and ventral horn, label C is on the dorsal root, and label D is on the opening in the middle of the cross section.
Pic: Cross section of a spinal cord with four labels. Label A is on the area surrounding the dorsal and ventral horn, label B is on the purple shaded area inside the dorsal and ventral horn, label C is on the dorsal root, and label D is on the opening in the middle of the cross section.