Ultrastructure of the Spinal Arachnoid Layer

Fig. 21.1

Dissection of human dural sac during neurosurgical intervention (b from Reina et al. [1]; with permission)

Fig. 21.2

View of human spinal arachnoid layer during neurosurgical intervention (b from Reina et al. [1]; with permission)

Fig. 21.3

Spinal arachnoid layer. Transverse section of human spinal dural sac and spinal cord. Scanning electron microscopy. Magnification × 10 (From De Andrés et al. [5]; with permission)

Fig. 21.4

Spinal arachnoid layer. Transverse section of human spinal dural sac and spinal nerve root at lumbar level. Detail of arachnoid layer. Scanning electron microscopy. Magnification × 40

Fig. 21.5

Spinal arachnoid layer. Transverse section of human spinal dural sac and spinal nerve root at lumbar level. Detail of arachnoid layer. Scanning electron microscopy. Magnification × 40

Fig. 21.6

Spinal arachnoid layer. Transverse section of human spinal dural sac and spinal nerve root at lumbar level. Detail of arachnoid layer. Scanning electron microscopy. Magnification × 170 (From Reina et al. [4]; with permission)

Fig. 21.7

Spinal arachnoid layer. Transverse section of human spinal dural sac and spinal nerve root at lumbar level. Detail of arachnoid layer. Scanning electron microscopy. Magnification × 150

Fig. 21.8

Spinal arachnoid layer. Transverse section of human spinal dural sac at lumbar level. Detail of arachnoid layer. Scanning electron microscopy. Magnification × 300

Fig. 21.9

Spinal arachnoid layer. Internal surface of arachnoid layer (internal surface of human spinal dural sac). Scanning electron microscopy. Magnification × 500