Examlex
Describe the major event in each of the three phases of swallowing.
Mesoderm
Middle of the three germ layers of an embryo.
Mesoderm
The middle layer of an embryo in early development, which gives rise to muscles, bones, and circulatory and excretory systems.
Epiblast Cells
The cells in the early embryo that give rise to all of the body's tissues and organs during development.
Germ Layer
One of three layers in the embryo (ectoderm, endoderm, or mesoderm) from which the four primary tissue types arise.
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