branching involved in labyrinthine layer morphogenesis +
cell migration involved in gastrulation +
cell morphogenesis involved in semicircular canal fusion
cell-cell adhesion involved in gastrulation +
clearance of cells from fusion plate +
cochlea morphogenesis
convergent extension involved in axis elongation +
convergent extension involved in gastrulation +
The morphogenetic process in which an epithelium narrows along one axis and lengthens in a perpendicular axis usually resulting in the formation of the three primary germ layers, ectoderm, mesoderm and endoderm.