epiblast 的定义
Embryology.
- the primordial outer layer of a young embryo before the segregation of the germ layers, capable of becoming the ectoderm and containing cells capable of becoming the mesoderm and endoderm.
更多epiblast例句
- The cells of the epiblast, up to the thirteenth hour, have chiefly undergone change in becoming smaller.
- The epiblast spreads rapidly over the white yolk, and the area pellucida also increases in size.
- There is considerable variation in size in the cells in different parts of the epiblast.
- At the sides of the head the cells are larger than anywhere else in the epiblast, being here about 1/1000th inch in diameter.
- The mesoblast cells are in contact with both hypoblast and epiblast, and appear to be fused with the latter.