front matter 1

m (medial)c (central)l (lateral)*v (ventral)

d (dorsal)

rd (retrodorsal)

PANELS

TIERS

*This panel includes the lateral and far lateral subdivisions

GRID KEY (based on Altman and Bayer, 2001)

mmccc

vv

dd

mmccc

vv

dd

1

AUT

4

MOTOR COLUMN KEY

Color

Innervation (?)

mv, cv

(all sections)

Lateral horn

(all sections)

AXIAL MUSCLES

UPPER LIMB

MUSCLES?

POSTGANGLIONIC

MOTONEURONS

cd (section1101)

1101

1141

(^11811221)
1261
1301
1341
1381
1421
1461
1501
1541
1581
1621
1701 1661
1741
edge of white matter
edge of gray matter
section
number
1
4
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
1
aut
Labeled Number (also in Figure 31E)
Column (Panel and Tier)
UPPER
THORACIC
LOWER
THORACIC
Thoracic Sections of 3-D Model
Figure 24. A continuation of the previous fi gure showing outlines of the sections used in the thoracic region of the spinal cord. Three of these sections
are illustrated in the Atlas. Section 1141 is in Plate 32; section 1581 is in Plate 33; section 1741 is in Plate 34. After fi xation, the total length of the
thoracic part of the model is 22.4 mm. The thoracic model is shown by itself in Figure 31.
FIGURE 24 GW14, CR 108 mm, Y68-65