The eyes are formed initially from expansion vesicles (called Optic Vesicles) from the lateral ventricles, as explained above. The outer portion of these vesicles then invaginates resulting in the formation of an optic cup and optic stalk.
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The eyes are formed initially from expansion vesicles (called Optic Vesicles) from the lateral ventricles. The outer portion of these vesicles then invaginates resulting in the formation of an optic cup and optic stalk.