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Stage 1 / 1 day Stage 2 / 2-3 days Stage 3-1 / 4 days Stage 3-2 / 4-5 days Stage 4 / 6 days Stage 5a-1 / 7 days Stage 5a-2 / 8 days Stage 5b / 9 days Stage 5c / 12 days Stage 6 / 13-17 days Stage 7 / 16-19 days Stage 8 / 23 days Stage 9 / 25 days Stage 10 / 28 days Stage 11 / 29 days Stage 12 / 30 days Stage 13 / 32 days Stage 14 / 33 days Stage 15 / 36 days Stage 16 / 39 days Stage 17 / 41 days Stage 18 / 44 days Stage 19 / 45-47 days Stage 20 / 49 days Stage 21 / 49-52 days Stage 22 / 52-55 days Stage 23 / 56 days

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
C-5 spinal ganglion, C-5 ventral primary ramus, atrioventricular sulcus, cerebral vesicle (telencephalon), dense caudal part of sclerotome, edge of left atrioventricular canal, edge of nasal disc (olfactory placode), edge of right atrioventricular canal, fused atrioventricular endocardial cushions, lateral nasal prominence, left ventricle, medial nasal prominence(s), precardinal vein, primary interatrial septum (septum primum), primordial meninx, right atrium, shoulder region, subclavian vein, telencephalon medium, trabecular part of right ventricle, transverse sinus, vagus nerve (CN X)
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Carnegie Embryo #6517   |   Location: 20-04-05

Keywords: C-5 spinal ganglion, C-5 ventral primary ramus, atrioventricular sulcus, cerebral vesicle (telencephalon), dense caudal part of sclerotome, edge of left atrioventricular canal, edge of nasal disc (olfactory placode), edge of right atrioventricular canal, fused atrioventricular endocardial cushions, lateral nasal prominence, left ventricle, medial nasal prominence(s), precardinal vein, primary interatrial septum (septum primum), primordial meninx, right atrium, shoulder region, subclavian vein, telencephalon medium, trabecular part of right ventricle, transverse sinus, vagus nerve (CN X)

Source: The Virtual Human Embryo.