BLASTULAR Meaning and
Definition
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Blastular is an adjective used to describe a specific stage of development in certain organisms, particularly in the animal kingdom. It relates to the formation and characteristics of a blastula, which is an early embryonic stage that occurs after the zygote undergoes a series of cell divisions.
The blastula is a hollow ball-like structure composed of a single layer of cells, known as blastomeres, that surround a fluid-filled cavity called the blastocoel. This stage is considered crucial as it marks the transition from a fertilized egg to a multicellular organism.
In the blastular stage, cells continue to divide and differentiate, laying the foundation for the subsequent development of more complex tissues and organs. The blastula is typically formed through a process known as blastulation, which varies across different species but generally involves cell divisions and rearrangements.
Blastular development plays a fundamental role in embryogenesis, as it sets the stage for gastrulation, during which the blastula undergoes significant changes to establish the three primary germ layers: ectoderm, mesoderm, and endoderm. These germ layers further develop into different tissues and organs, shaping the overall body plan of an organism.
The term "blastular" is primarily used in the context of embryology and developmental biology to describe the specific features, processes, or stages associated with the blastula in various organisms.
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A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for BLASTULAR
- vlastular
- nlastular
- hlastular
- glastular
- bkastular
- bpastular
- boastular
- blzstular
- blsstular
- blwstular
- blqstular
- blaatular
- blaztular
- blaxtular
- bladtular
- blaetular
- blawtular
- blasrular
- blasfular
Etymology of BLASTULAR
The term "blastular" is derived from the word "blastula", which is a stage in the development of multicellular organisms, particularly animals.
The word "blastula" comes from the Greek word "blastos", meaning "bud" or "sprout". It was originally coined by the German biologist Karl Ernst von Baer in the mid-19th century to describe the hollow ball of cells that forms during early embryonic development.
The suffix "-ar" in "blastular" indicates that it is an adjective form, describing something that pertains to or is related to a blastula.
Similar spelling words for BLASTULAR
- blasted,
- blastomeric,
- blast wave,
- blastopore,
- blastocladia,
- blastocoel,
- blastocyst,
- blastoma,
- blastomere,
- blastoporic,
- blastoderm,
- blastoporal,
- blaster,
- blastematic,
- blastema,
- blastemal,
- blastula.
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