|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|
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.
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
Prenatal development/Mammalian development of nervous system
|General neural development/|
|Notochord - Neuroectoderm - Neural plate - Neural folds - Neural groove Glioblast - Neuroblast|
|Eye development||Optic vesicles - Optic stalk - Optic cup - Lens placode|
|Auditory development||Auditory vesicle - Auditory pit|
|Note: mostly ecoderm, but mesoderm is precursor for epineurium, perineurium, and endoneurium|
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