The Human Brain During the Third Trimester

Claustrum

Lateral

fissure

GW37 Coronal

CR 350 mm

Y217-

Level 2: Section 281

Gyrus rectus

Superior frontal gyrus

Middle frontal gyrus

Frontal

lobe

Frontal

lobe

Interhemispheric

fissure

Inferior frontal gyrus

Damaged areas in section

Corpus callosum

Cingulate gyrusCingulate gyrus

Orbital gyri

Inferior rostral gyrus

White matter

Cortical plate

Layer I

2 Fr ontal stratified transitional field

3 Subpial granular layer (cortical)

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

3

22

22

22

22

22

11

11

11

11

1 Fr ontal neuroepithelium and subventricular zone

PLATE 2