blastocele
Definition
Noun: - The fluid-filled cavity inside a blastula: In embryology, the blastocele is the central, hollow cavity filled with fluid that forms within a blastula, an early stage of embryonic development in many animals.
Usage
The term is used specifically in the fields of developmental biology and embryology to describe a key structural feature of an early embryo. - The size of the blastocele can vary between different species. - During the formation of the blastula, cells arrange themselves around the blastocele.
Advanced Usage
- Blastocoelic fluid: Refers specifically to the fluid contained within the blastocele cavity.
- The blastocoelic fluid provides a protective environment for the developing cells.
Variants and Related Words
- Blastocoel (noun): An alternative spelling for blastocele.
- Blastula (noun): The early embryonic stage, typically a hollow ball of cells, that contains the blastocele.
- Blastocyst (noun): In mammalian development, a later stage structurally analogous to the blastula, featuring a fluid-filled cavity called the blastocoel.
Synonyms
- Segmentation cavity: Another term for the fluid-filled cavity in an early embryo.
- Blastocyst cavity: Specifically used in the context of mammalian embryology.
Noun
-
the fluid-filled cavity inside a blastula
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