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Carnegie Stage Section

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
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T-12 / L-1 intervertebral disc, T-12 spinal ganglion, T-12 spinal nerve, amnion on surface of umbilical cord, aorta, central canal, condensation in wall of proximal limb of herniated midgut, duodenum (third part), edge of distal limb of herniated midgut, edge of right umbilical artery, greater sac, junction of hindgut and midgut, marginal vein in foot, mesonephric duct, mesonephros, mucoid connective tissue, ovary, subarachnoid space, subcostal nerve (T-12), thigh, umbilical coelom, umbilical vein
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Carnegie Embryo #4430   |   Location: 24-23

Keywords: T-12 / L-1 intervertebral disc, T-12 spinal ganglion, T-12 spinal nerve, amnion on surface of umbilical cord, aorta, central canal, condensation in wall of proximal limb of herniated midgut, duodenum (third part), edge of distal limb of herniated midgut, edge of right umbilical artery, greater sac, junction of hindgut and midgut, marginal vein in foot, mesonephric duct, mesonephros, mucoid connective tissue, ovary, subarachnoid space, subcostal nerve (T-12), thigh, umbilical coelom, umbilical vein

Source: The Virtual Human Embryo.