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Carnegie Stage Section
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Abbreviation Key

a
artery
aa
arteries
ant
anterior
a-v
atrio-ventricular
C
Cervical
Co
Coccygeal
CN
Cranial Nerve
D
diencephalic neuromere or diencephalon
dm
dermatomyotome
inf
inferior
int
internal
L
Lumbar
lat
lateral
lt
left
M
mesencephalic neuromere or mesencephalon
med
medial
n
nerve
O
Occipital
P
prosencephalon
post
posterior
prim
primordial
R
rhombencephalon
Rh
rhombomere
rt
right
S
Sacral
T
Thoracic
v
vein
vv
veins
close
amniotic cavity, caudal edge of presumptive amniotic duct, caudal end of primordial gastrulation (primitive) groove, caudal end of primordial gastrulation (primitive) streak, caudal part of secondary umbilical vesicle cavity, epiblast, mesoderm, presumptive cloacal membrane, primordial germ cell(s)
0 μm
Carnegie Embryo #7801   |   Location: 12-04-02

Keywords: amniotic cavity, caudal edge of presumptive amniotic duct, caudal end of primordial gastrulation (primitive) groove, caudal end of primordial gastrulation (primitive) streak, caudal part of secondary umbilical vesicle cavity, epiblast, mesoderm, presumptive cloacal membrane, primordial germ cell(s)

Source: The Virtual Human Embryo.