| Human Eye Development
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| Carnegie Stage
|
Event
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| Stage 9
|
an indication of mesencephalic neural crest
|
| Stage 10
|
trigeminal, facial, and postotic components
|
| Stage 11
|
crest-free zones are soon observable in rhombomere 1, 3, and 5
|
| Stage 12
|
rhombomeres 6 and 7 neural crest migrate to pharyngeal arch 3 and then rostrad to the truncus arteriosus
|
| Stage 13
|
nasal crest and the terminalis-vomeronasal complex are last of the cranial crest to appear
|
| Stage 9 to Stage 14
|
otic vesicle primordium descends
|
|
|
Data from a study of 185 serially sectioned staged (Carnegie) human embryos.[1]
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