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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
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C-1 spinal ganglion, C-1 ventral root, alar plate(s), anterior semicircular duct, basal plate, endolymphatic duct, floor plate, mesencoel (cerebral aqueduct), posterior semicircular duct, rhombencoel (fourth ventricle), roof plate, root of hypoglossal nerve (CN XII), spinal accessory nerve (CN XI), sulcus limitans, vertebral artery
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Carnegie Embryo #6520   |   Location: 5-03-01

Keywords: C-1 spinal ganglion, C-1 ventral root, alar plate(s), anterior semicircular duct, basal plate, endolymphatic duct, floor plate, mesencoel (cerebral aqueduct), posterior semicircular duct, rhombencoel (fourth ventricle), roof plate, root of hypoglossal nerve (CN XII), spinal accessory nerve (CN XI), sulcus limitans, vertebral artery

Source: The Virtual Human Embryo.