Optic stalk
Transverse section of head of chick embryo of fifty-two hours’ incubation.
Optic cup and choroidal fissure seen from below, from a human embryo of about four weeks. (Optic stalk labeled at center left.)
Gray's	subject #224 1001
Carnegie stage	14

The optic vesicles project toward the sides of the head, and the peripheral part of each expands to form a hollow bulb, while the proximal part remains narrow and constitutes the optic stalk.

[edit] External links

• eye-012 — Embryology at UNC
• Overview at vision.ca

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This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained within it may be outdated.

v • d • e Prenatal development/Mammalian development of eye and ear (GA 10.1002) Eye development Optic vesicles · Optic stalk · Optic cup · Lens placode Auditory development Auditory vesicle · Auditory pit eye navs: anat/adnexa anat/pathways/physio/dev, noncongen/congen/neoplasia, eponymous signs, proc ear navs: anat/pathways/physio/dev, noncongen/congen, eponymous signs, proc

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