Origin of the Fascicles and Intraneural Plexus

Fig. 6.1

Intraneural plexus. (a) Diagram. (b) Fascicle interconnections present in Fig. 6.5a (Panel a from De Andrés et al. [3]; with permission)

Fig. 6.2

Human dural sac and nerve root cuffs. Cervical roots forming the brachial plexus. Serial cuts from the 6th cervical (C6) nerve root

Fig. 6.3

Root cuff from the C6 nerve. Sites where serial cuts were made

Fig. 6.4

Anterior and posterior nerve roots. Transverse section of C6 nerve at the level shown in Fig. 6.3. (a, b) First and second cuts proximal to the dural sac. Interconnecting fascicles may be seen. Hematoxylin and eosin (H&E) stain (Panel a from Reina et al. [2]; with permission)

Fig. 6.5

Anterior and posterior nerve roots. Transverse section of C6 nerve. (a, b) Interconnecting fascicles. (b) Minute portion of a dorsal root ganglion (DRG). H&E stain

Fig. 6.6

Anterior and posterior nerve roots. Transverse section of C6 nerve. (a) A portion of the root ganglion is shown. (b) Cut from the DRG and passage of axons between dorsal and anterior nerve roots. H&E stain

Fig. 6.7

Dorsal root ganglion. Transverse section of C6 nerve. (a) Cut at the level of the dorsal nerve ganglion. (b) Anterior and posterior roots are not identified. Shown are the nerve fascicles and a portion of the DRG. H&E stain (Panel a from Reina et al. [2]; with permission)

Fig. 6.8

Dorsal root ganglion. Transverse section of C6 nerve. (a) DRG and fascicles. (b) Nerve fascicles from a mixed peripheral nerve. H&E stain

Fig. 6.9

Mixed peripheral nerve. Transverse section of C6 nerve. (a, b) Fascicles and interconnecting fascicles. H&E stain

Fig. 6.10

Mixed peripheral nerve. Transverse section of C6 nerve. (a, b) Fascicles and interconnecting fascicles. H&E stain

Fig. 6.11

Mixed peripheral nerve. Transverse section of C6 nerve. (a, b) Fascicles and interconnecting fascicles. H&E stain (Panel a from Reina et al. [2]; with permission)