The Human Brain During the Third Trimester

Lev el 17: Section 1081

Lev el 18: Section 1121

TTeemmppoorraall lloobbee Inferior

temporal gyrus?

Inferior

temporal gyrus?

Occipital

lobe

Occipital

lobe

PPonsons

PPonsons

Middle cerebellar peduncle

Nerve V

Transpontine corticofugal tract

Pontine gray

Fourth ventricle

Choroid plexus

ventricleventricleFourthFourth

De

ep

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cle
i
De
ep
(^) nu
cle
i
De
ep
(^) nu
cle
i
De
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i
GW30 Horizontal, CR 260 mm, Y187-65
2 Germinal trigone
3 Subpial granular layer (cortical)
1 External germinal layer (cerebellum)
Remnants of the germinal matrix, migratory streams, and transitional fields
Entorhinal cortex
Pontine gray
Middle cerebellar peduncle
Transpontine corticofugal tract
Vestibular nuclear
complex

CEREBELLUMCEREBELLUM

CEREBELLUMCEREBELLUM

VVermisermis

VVermisermis

HemispheHemispherree

HemispheHemispherree

1

1

22

3

MedullaMedulla

See detail of brain core

and cer ebellum in

Plates 146A and B.

See high magnification view

of this section in

Plates 147A and B.

Damaged areas in section

PLATE 128