front matter 1

Top View Side View AB CD EF Medial motor columns Medial motor column extending into the sacral level White matter outlined Gray ...

mmcc ll vv dd rdrd mmccclll vv dd rdrd m (medial)c (central)l (lateral) * v (ventral) d (dorsal) rd (retrodorsal) PANELS TIERS * ...

m (medial)c (central)l (lateral)*v (ventral) d (dorsal) rd (retrodorsal) PANELS TIERS *This panel includes the lateral and far l ...

mmcc ll mmcc ll vv dd rdrd vv dd mmccc vv dd m (medial)c (central)l (lateral) * v (ventral) d (dorsal) rd (retrodorsal) PANELS T ...

Lumbar Enlargement Cervical Enlargement Thoracic area Sacral area Central canal (defines midline) Right Left Medial motor column ...

Lumbar enlargement Cervical enlargement Central canal (defines midline) Thoracic area Sacral area Medial motor column (right) Me ...

A B C D E F G H I Central canal (defines midlline) Central and lateral motor columns Medial motor columns White matter outlined ...

A B C D E F G H I White matter outlined Gray matter outlined Columns 1 and 4 Columns 1 and 5 Columns 1 and 6 Columns 1 and 7, 8, ...

A B C D E F G H I J Central canal (defines midlline) Central and lateral motor columns Medial motor columns Autonomic motor colu ...

A B C D E F G H I J White matter outlined Gray matter outlined Columns 1 and 11 Columns 1 and 12 Columns 1 and 13 Columns 1 and ...

ABTop View Side View CD EF White matter outlined Gray matter outlined "Domes" of gray matter in the dorsal horn Central canal (d ...

VII. Summary and Conclusions to the next indicate developmental changes that allow a more accurate interpretation of real events ...

4567891011 0.00 0.05 0.10 0.15 0.20 0.25 0.00 0.05 0.10 0.15 0.20 0.25 0.00 0.05 0.10 0.15 0.20 0.00 0.05 0.10 0.15 0.20 0.00 0. ...

14 19 26 37 NB 4 16 5 10 15 20 25 30 35 5 10 15 20 25 30 35 WHITE MATTER GRAY MATTER Area (mm 2 ) BIRTH Age (Gestational Weeks) ...

71%71% 7% 3%4% 15% G W 4 . 0 65%65% 7% 6% 2% 2% 18% G W 4 . 5 47%47% 17% 20.5% 1.5%2% 12% G W 4 . 7 5 28%28% 13% 38% 1% 1% 19% G ...

G W 1 0 . 5 .5% .7% 52.7% .7% .4% 45% G W 1 .2% .5% 9 49.8% .4% .1% 49% GW (^26) 58.5% 41.3% .2% CENTRAL CANAL AND EPENDYMA .2% ...

GW 8.5 CERVICAL ENLARGEMENT THORACIC LUMBAR ENLARGEMENT SACRAL GW10.5 GW19 See Plate 15 See Plate 17 See Plate 23 See Plate 25 S ...

GW 37 CERVICAL ENLARGEMENT THORACIC LUMBAR ENLARGEMENT SACRAL 4-DAY-OLD INFANT 4-MONTH-OLD INFANT See Plate 65 See Plate 69 See ...

MyelinatedMyelinated MyelinatedMyelinated MyelinatedMyelinated MyelinatedMyelinated MyelinatedMyelinated MyelinatedMyelinated My ...

Alar plate––According to His’ bipartite division of the neural tube, that part of the lateral plate neuroepithe- lium situated a ...