front matter 1

Infant, 4 Days CR 350 mm Y299-62 Sacral/Coccygeal Myelin stain Central canal .0036 Ependyma .0228 Gray matter 3.8397 White matte ...

VVentral funiculusentral funiculus Central canal surrounded by ependyma Central canal surrounded by ependyma VVentral grayentral ...

Infant, 4 Days CR 350 mm Y299-62 Sacral/Coccygeal Cell body stain Central canal .0037 Ependyma .0281 Gray matter 4.0451 White ma ...

VVentral funiculusentral funiculus Ventral horn interneurons Ventral horn interneurons Intermediate interneurons Intermediate in ...

ated axons from the ventral corticospinal tract (see p. 198 in Ranson and Clark, 1959). Prior to this time, axons in the ventral ...

INFANT, 4 WEEKS, CR 410 mm, Y23-60 MYELIN STAIN MATCHING SECTION NOT AVAILABLE MATCHING SECTION NOT AVAILABLE CELL BODY STAIN Pl ...

Infant, 4 Weeks CR 410 mm Y23-60 Upper Cervical Myelin stain Central canal .0054 Ependyma .0115 Gray matter 3.5600 White matter ...

Sp ino ce ph al ic tr a c ts ? Sp ino ce ph al ic tr a c ts ? Ventral white commissure Ventral white commissure VVentral gray co ...

Infant, 4 Weeks CR 410 mm Y23-60 Upper Cervical Cell body stain Central canal .0057 Ependyma .0151 Gray matter 3.6685 White matt ...

PLATE 94B VVentral funiculusentral funiculus Ventral horn motoneurons Ventral horn motoneurons Ventral horn interneurons Ventral ...

Infant, 4 Weeks CR 410 mm Y23-60 Cervical Enlargement Myelin stain Central canal .0062 Ependyma .0143 Gray matter 4.7533 White m ...

Spin oc ep ha li c tr a c ts Spin oc ep ha li c tr a c ts VVentral funiculusentral funiculus VVentral grayentral gray Intermedia ...

Infant, 4 Weeks CR 410 mm Y23-60 Upper Thoracic Myelin stain Central canal .0032 Ependyma .0094 Gray matter 2.3627 White matter ...

Spi no ce ph al ic tr ac ts Spi no ce ph al ic tr ac ts VVentral funiculusentral funiculus VVentral grayentral gray Intermediate ...

Infant, 4 Weeks CR 410 mm Y23-60 Upper Thoracic Cell body stain Central canal .0026 Ependyma .0113 Gray matter 2.2909 White matt ...

central trunk? VVentral funiculusentral funiculus Ventral horn motoneurons Ventral horn motoneurons Ventral horn interneurons Ve ...

Infant, 4 Weeks CR 410 mm Y23-60 Lower Thoracic Myelin stain Central canal .0029 Ependyma .0083 Gray matter 2.9576 White matter ...

Spi no ce ph al ic tr a c ts Spi no ce ph al ic tr a c ts VVentral funiculusentral funiculus VVentral grayentral gray Intermedia ...

Infant, 4 Weeks CR 410 mm Y23-60 Lower Thoracic Cell body stain Central canal .0045 Ependyma .0132 Gray matter 3.5220 White matt ...

VVentral funiculusentral funiculus Ventral horn motoneurons Ventral horn motoneurons Ventral horn interneurons Ventral horn inte ...