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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
accessory nerve (CN XI), alar plate(s), basal plate, cerebral aqueduct (mesocoele), cerebral peduncle, endolymphatic sac, floor plate of mesencephalon, floor plate of metencephalon, intermediate zone, interpeduncular fossa, junction of brain and spinal cord, marginal zone, myelencephalon, osteogenic layer, otic capsule cartilage, region of cervical flexure, rhombencoel (fourth ventricle), roof plate of mesencephalon, root of vagus nerve (CN X), spinal accessory nerve (CN XI), sulcus limitans, trochlear nerve (CN IV), ventricular zone, vertebral artery
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Carnegie Embryo #9325   |   Location: 6-2-3

Keywords: accessory nerve (CN XI), alar plate(s), basal plate, cerebral aqueduct (mesocoele), cerebral peduncle, endolymphatic sac, floor plate of mesencephalon, floor plate of metencephalon, intermediate zone, interpeduncular fossa, junction of brain and spinal cord, marginal zone, myelencephalon, osteogenic layer, otic capsule cartilage, region of cervical flexure, rhombencoel (fourth ventricle), roof plate of mesencephalon, root of vagus nerve (CN X), spinal accessory nerve (CN XI), sulcus limitans, trochlear nerve (CN IV), ventricular zone, vertebral artery

Source: The Virtual Human Embryo.