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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-7 / T-8 intervertebral disc, T-7 intercostal nerve, T-7 spinal ganglion, blastemata of deep back muscles, efferent hepatic veins, esophagus, inferior vena cava, liver prominence, lower lobe of left lung, notochord, osteogenic layer, peritoneal cavity, pleural cavity, pleuroperitoneal membrane, rib 7, rib 8, sympathetic trunk, umbilical cord
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Carnegie Embryo #4430   |   Location: 20-23

Keywords: T-7 / T-8 intervertebral disc, T-7 intercostal nerve, T-7 spinal ganglion, blastemata of deep back muscles, efferent hepatic veins, esophagus, inferior vena cava, liver prominence, lower lobe of left lung, notochord, osteogenic layer, peritoneal cavity, pleural cavity, pleuroperitoneal membrane, rib 7, rib 8, sympathetic trunk, umbilical cord

Source: The Virtual Human Embryo.