Blastula

An early non-mammalian embryo that follows the MORULA stage. A blastula resembles a hollow ball with the layer of cells surrounding a fluid-filled cavity (blastocele). The layer of cells is called BLASTODERM.

Year introduced: 2003

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Tree Number(s): A16.331.099

MeSH Unique ID: D036703

Entry Terms:

• Blastulae

Previous Indexing:

• Blastocyst (1980-2002)
• Embryo, Nonmammalian (1975-2002)

All MeSH Categories
Anatomy Category
Embryonic Structures
Embryo, Nonmammalian
Blastula