The Human Brain During the Third Trimester

Stria

medullaris

Stria

medullaris

L

at

er

al

(^) ve
nt
ri
cl
e
PutamenPutamen
Fo
rn
ix
Fo
rn
ix
FFornixornix
FFoorrnnixix
For
nix
For
nix
Cave of the septum
Internal capsule
(anterior limb)
Internal capsule
(anterior limb)
EExxtteerrnnaall^ ccaappssuullee
Internal capsule
(posterior limb)
Intern al capsule
(posterior limb)
Caudate
(head)
Caudate
(head)
Caudate
(tail)
Caudate
(tail)
Cor
pus
callosu
m
Corpus(genu)
callosu
m
(genu)
Corpus
callosum
(splenium)
Corpus
callosum
(splenium)
Corpus
callosum
(splenium)
Corpus
callosum
(splenium)
Cingulate gyrus
(retrosplenial area)
Cingulate gyrus
(retrosplenial area)
Lateral Lateral ventriclventriclee
C
ingulum
C
ingulum
C
in
gu
lu
m
C
in
gu
lu
m
Cingulate gyruCingulate gyruss
Induseum
griseum
Induseum
griseum
Induseum
griseum
To rn and shifted area
in the section
Lateral fissure
Interhemispheric fissure
Interhemispheric fissure
Anteroventral
nucleus
Anteroventra l
nucleus
Dorsomedia
l
nucleus
Dorsomedia
l
nucleus
Dor
sola
tera
l
nu
cleu
s
Dor
sola
tera
l
nu
cleu
s
Antero-
dorsal nucleus
Antero-
dorsal nucleus
Ven
tra
anter l
nuc ior
leu
s
Ven
tra
anter l
nuc ior
leu
s
Ventral
lateral
nucleus
Ventral
lateral
nucleus
CClalauusstrtruumm
PPuutatammenen
Insular gyruInsular gyruss
Insular^ gyr
us
Insular^ gyr
us
Cau
date (b
ody)
Cau
date (b
ody)
Choroid
plexus
Chor oid
plexus
ANTERIOR
COMPLEX
ANTERIOR
COMPLEX
DORSAL
COMPLEX
DORSAL
COMPLEX
DO
RS
AL
CO
MP
LE
X
DO
RS
AL
CO
MP
LE
X
VE
NT
RA
LC
OM
PLE
X
VE
NT
RA
LC
OM
PLE
X
Stria
terminalis
Stria
terminalis
Stria
terminalis
Stria
terminalis
Stria term
inalis
Stria term
inalis
BBA SAL GANGLIASAL GANGLIAA
THALAMUSTHALAMUS

THALAMUSTHALAMUS

CENTRAL COMPLEX:

Central lateral nucleus

CENTRAL COMPLEX:

Central lateral nucleus

Lateral sep

tal nucleus?

Lateral sep

tal nucleus?

R

E

T

IC

UL

AR

BE

LT:Re

ticularnucleus

R

E

T

IC

UL

AR

BE

LT:Re

ticularnucleus

CingulumCingulum

CCinguluingulumm

Cortical platCortical platee

White matterWhite matter

Stem cells of Stem cells of choroid plexuschoroid plexus

Callosal sling

Frontal neuroepithelium

and subventricular zone

Fr ontal neuroepithelium

and subventricular zone

Pa rietal neuroepithelium

and subventricular zone

FFr ontal stratified transitional fielrontal stratified transitional fieldd

Fornical

glioepithelium

Fo rnical

glioepithelium

Septal

glioepithelium/

ependyma

Callosal

glioepithelium

Callosal

glioepithelium

Callosal

glioepithelium

Callosal

glioepithelium

Parietal stratified

transitional field

Pa rietal stratified

transitional field

Po sterior striatal neuroepithelium

and subventricular zone

St

ria

tal

ne

ur

oe

pit

he

liu

m

an

d^ s

ub

ve

ntr

icu

lar

zo

ne

Strionuclear

glioepithelium

Strionuclear

glioepithelium

Strionuclear

glioepithelium

Strionuclear

glioepithelium

Strionuclear

glioepithelium

Strionuclear

glioepithelium

Subpial granular layer

Germinal and transitional structures in italics

Fornical

glioepithelium

Fo rnical

glioepithelium

Layer I

An

ter

ola

ter

al

An

ter

ola

ter

al

AnteromedialAnteromedial

PLATE 132B