Powerpoint for Panopto self study recordings 4 Flashcards
1
Q
what does the eye develop from?
A
neural tube- neurectodermal
2
Q
how are the optic vesilcles formed?
A
optic vesicles reach surface ectoderm —> cells of surface ectoderm thicken –> lens placode —> lens placode starts to push inwards which causes the optic vesicle too, to form an optic cup
3
Q
how many layers is the optic cup?
A
2
4
Q
as the optic cup is forming, blood vessels that pass through for a fissure in its inferior wall… what is this particular fissure called?
A
choroid
5
Q
what does the surface ectoderm form?
A
eyelids, conjunctiva, corneal epithelium
6
Q
what does the mesenchyme form?
A
choroid, stoma of cornea, sclera and extraocular muscles
7
Q
what does the lens fibres form?
A
from epithelium of lens vesicle and later loose their nucleii
