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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
close
T-4 intercostal nerve, T-4 spinal ganglion, aorta, head of rib 5, heart prominence, horizontal fissure, latissimus dorsi muscle, left horn of sinus venosus, left ventricle, liver prominence, marginal vein, middle lobe of right lung, musculi pectinati, primary bronchus, pulmonary vein(s), rib 5, right atrium, right lobe of liver, right postcardinal vein (azygos vein), serratus anterior muscle, sympathetic trunk, upper lobe of left lung, upper lobe of right lung
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Carnegie Embryo #4430   |   Location: 19-5

Keywords: T-4 intercostal nerve, T-4 spinal ganglion, aorta, head of rib 5, heart prominence, horizontal fissure, latissimus dorsi muscle, left horn of sinus venosus, left ventricle, liver prominence, marginal vein, middle lobe of right lung, musculi pectinati, primary bronchus, pulmonary vein(s), rib 5, right atrium, right lobe of liver, right postcardinal vein (azygos vein), serratus anterior muscle, sympathetic trunk, upper lobe of left lung, upper lobe of right lung

Source: The Virtual Human Embryo.