The Human Brain During the Third Trimester

PLATE 77

10 mm

GW37 Horizontal

CR 320 mm

Y301-62

Level 13: Section 1111

Remnants of the germinal matrix, migratory streams, and transitional fields

5 Lateral migratory stream (cortical)

6 Amygdaloid glioepithelium/ependyma

1

Pa rahippocampal neuroepithelium, subventricular

zone and stratified transitional field

2 Te mporal neuroepithelium and subventricular zone

3 Te mporal stratified transitional field

4 Alvear glioepithelium

7 External germinal layer (cerebellum)

Inferior temporal gyrus

Para-

hippocampal

gyrus

Para -

hippocampal

gyrus

Middle temporal gyrus

Occipita

l

lobe

Occipita

l

lobe

11

22

66

55

33

44

Layer I

Cortical plate

White matter

Temporal

lobe

Te mporal

lobe

VVermisermis CEREBELLUMCEREBELLUM

HemispheHemispherree

A

M

Y

G

D

A

LA

A

M

Y

G

D

A

LA

7

FusifFusiform gyrusorm gyrus??

FFourth ourth ventricleventricle

PONSPONS

Deep

nuclei

Deep

nuclei

Hippo-

campus

Hippo-

campus

See detail of brain core and

cerebellum in Plates 91A and B.