The Human Brain During the Third Trimester

GW37 Coronal

CR 350 mm

Y217-65

Level 19: Section 1501

See detail of cerebellum in Plates 45A and B.

Damaged areas in section

Temporal

lobe

Temporal

lobe

Primary

visual cortex

Superior parietal lobu le

Angular gyrus

Middle

temporal

gyrus

Inferior

temporal

gyrus?

Lingula?

Parietal

lobe

Parietal

lobe

Interhemispheric

fissure

Lateral

ventricle

Lateral

ventricl e

VVeermrmisis

VVerermmisis

White

matter

Cortical plate

Layer I

33

55

66

77

77

88

22

11

44

Cerebellum

H

em

isp

her

e

H

em

isp

her

e

Occipital

lobe

Occipital

lobe

Precuneus

CuneusCuneus

Parieto-

occipital

sulcus

Parieto-

occipital

sulcus

Calcarine

sulcus

Calcarine

sulcus

De

ep

nu

cle

i

De

ep

nu

cle

i

1 Pa rietal neuroepithelium and subventricular zone 5 Te mporal neuroepithelium and subventricular zone

3 Occipital neuroepithelium and subventricular zone

2 Pa rietal stratified transitional field 6 Te mporal stratified transitional field

4 Occipital stratified transitional field

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

8 Subpial granular layer (cortical)

7 External germinal layer (cerebellum)

PLATE 19