Hyaloid artery-enter the eyeball through the choroid fissure of the optic stalk ... Stages in development and regression of the hyaloid artery in the embryonic eye ...
Rhombencephalon region:formation of otic vesicles. Derivatives ... Vestibular portion-central portion appose to each other disappearance 3 semicircular canals ...
begin as a single layer of ectodermal cells. formation of a thin outer layer periderm at ... Mammary line or ridge(6 wk.) :base of forearm region of hind limb ...