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Components
of Eye Formation
surface
ectoderm | neural
crest | neural
ectoderm | blood
vessels | perioptic
mesoderm | hyaloid
cavity
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surface
ectoderm
- lens placode
- lens pit
- lens vesicle
- lens fibres
- lens capsule
- embryonic/fetal nucleus
- eyelid(inner canthus)
- conjunctival sac
- conjunctival sac (upper & lower
recesses)
- optic eminence
top of
table
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neural
crest
- perioptic mesenchyme
- stroma
- ectoderm (endothelium of anterior
chamber)
- Descemer's membrane (from stroma and
ectoderm)
- cornea (+surface
ectoderm)
- scleral mesenchyme
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table
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neural
ectoderm
- optic placode & optic sulcus
- optic pit
- optic vesicle (primary)
- optic vesicle (secondary)
- future pigment layer
- future neural layer
- neural layer
- nerve fibre layer
- inner nuclear
layer
- intermediate nuclear
layer
- outer nuclear
layer
- ciliary body (from
retinal periphery)
- iris (pupil)
- optic stalk
- optic nerve (II) optic chiasma
- choroid/fetal fissure
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table
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blood
vessels
- internal carotid artery
- opthalmic artery
- hyaloid vascular plexus
- choroidal vessels
- tunica vasculosa lentis
- hyaloid artery (central artery
of retina)
- vasa hyaloidea propria
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table
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perioptic
(orbital) mesoderm
- extrinsic ocular muscles PMM
- extrinisic ocular muscles
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table
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hyaloid cavity
- anterior chamber
- vitreous humour
top of
table
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Modified from The
Anatomical Basis of Mouse Development Kaufman
& Bard, 1999 Academic Press
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