The Human Brain During the Third Trimester

(vip2019) #1

GW29 Coronal


CR 260 mm


Y14-59


Level 7: Section 821


Superior frontal gyrus?

Cingulate
gyrus

Cingulum

Induseum
griseum

Basal gangliaBasal ganglia


Inferior
frontal gyrus

Middle frontal gyrus

Pu

ta

m
en

Pu

ta

m
en

ClaustruClaustrumm

ExterExternal capsulnal capsulee

Globus
pallidus

Globus
Superior pallidus
temporal gyrus

Middle
temporal gyrus

Inferior
temporal gyrus

Entorhinal cortex

Caudate (head)Caudate (head)

In
te
rn
al ca
psu
le

In
te
rn
al ca
psu
le

Interhemispheric fissure

Frontal
lobe

Frontal
lobe

Temporal
lobe

Te mporal
lobe

HypothalamusHypothalamus

ThalamusThalamus

Am
yg
dal
a

Am
yg
dal
a

In

su

la
r
gy

ru

s

In

su

la
r
gy

ru

s

Ve ntromedial nucleus

Third vThird ventricleentricle

Arcuate nucleus

FFornixornix

FFornixornix
Optic
tract

Optic
tract

Basolateral
complex

Basolateral
complex

Co
rti
co
me
dia
l

com
ple
x

Co
rti
co
me
dia
l

com
ple
x

Substantia
innominata

Substantia
innominata

Lateral Lateral ventricleventricle

Central
nucleus

Central
nucleus

1 Fr ontal neuroepithelium and subventricular zone


2 Fr ontal stratified transitional field


5 Fo rnical glioepithelium


4 Callosal sling
10 Amygdaloid glioepithelium/ependyma

11 Lateral migratory stream (cortical)


12 Subpial granular layer (cortical)


Te mporal neuroepithelium and subventricular zone (intermingled
with the amygdaloid glioepithelium/ependyma)
9

7 Anteromedial striatal neuroepithelium and subventricular zone
Pa rahippocampal neuroepithelium, subventricular zone,

(^8) and stratified transitional field
6 Strionuclear glioepithelium
3 Callosal glioepithelium
Remnants of the germinal matrix, migratory streams, and transitional fields
33
11
22
44
55
66
88 99
77
1010
1111
1111
12
Lateral fissure
Layer I
Cortical plate
White matter
Co
rp
us
ca
llo
sum
Co
rp
us
ca
llo
sum
Anterior com
plex
Anterior com
plex
R
eti
cu
la
r
be
lt
R
eti
cu
la
r
be
lt
See detail of brain core
in Plates 178A and B.
Fusiform gyrus
Parolfactory/parahippocampal gyrus
Anterior
commissure
Anterior
commissure
Basal nucleus
of Meynert
Basal nucleus
of Meynert
Damaged areas in section
PLATE 157

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