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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
T-2 spinal ganglion, aorta, apex of left lung, arch of azygos vein, ascending aorta, auricle of left atrium, auricle of right atrium, ductus arteriosus, flexor muscles in forearm, head of radius, head of rib 3, infundibulum of right ventricle, intermediate zone, left ventricle, marginal zone, median nerve, metacarpal 4, pleural cavity, pulmonary semilunar valve, pulmonary trunk, right ventricle, scapula, teres major muscle, ulna, ventricular zone
0 μm
Carnegie Embryo #4090   |   Location: 15-3

Keywords: T-2 spinal ganglion, aorta, apex of left lung, arch of azygos vein, ascending aorta, auricle of left atrium, auricle of right atrium, ductus arteriosus, flexor muscles in forearm, head of radius, head of rib 3, infundibulum of right ventricle, intermediate zone, left ventricle, marginal zone, median nerve, metacarpal 4, pleural cavity, pulmonary semilunar valve, pulmonary trunk, right ventricle, scapula, teres major muscle, ulna, ventricular zone

Source: The Virtual Human Embryo.