DISCOBLASTIC Meaning and
Definition
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Discoblastic refers to a term primarily used in embryology and developmental biology. It pertains to the specific pattern or type of cell division that occurs during the early stages of embryonic development in certain organisms. In discoblastic development, cell divisions are symmetrical and occur at right angles to the surface of the spherical embryo, resulting in a disc-like arrangement of cells.
This pattern of cell division begins during the cleavage stage of embryogenesis, which follows fertilization and leads to the formation of a blastula. The blastula is a hollow sphere of cells that serves as the precursor to more complex structures. Organisms exhibiting discoblastic development include some types of invertebrates like coelenterates, including cnidarians like jellyfish and corals.
Discoblastic development plays a critical role in establishing the subsequent embryonic layers and tissue differentiation. The cells in the interior of the blastula undergo further rearrangement and undergo gastrulation, during which they invaginate to form a gastrula with multiple layers. This process sets the foundation for organ and tissue formation and, ultimately, the development of a fully-formed organism.
Understanding the cell division patterns and processes, such as discoblastic development, contributes to our knowledge of embryonic development and evolutionary biology. By studying and comparing the different types of embryogenesis, scientists gain insight into the diverse ways organisms develop and how they have evolved over time.
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Relating to a discoidal segmentation of the yolk in an impregnated ovum.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for DISCOBLASTIC
- siscoblastic
- xiscoblastic
- ciscoblastic
- fiscoblastic
- riscoblastic
- eiscoblastic
- duscoblastic
- djscoblastic
- dkscoblastic
- doscoblastic
- d9scoblastic
- d8scoblastic
- diacoblastic
- dizcoblastic
- dixcoblastic
- didcoblastic
- diecoblastic
- diwcoblastic
- disxoblastic
Etymology of DISCOBLASTIC
The word "discoblastic" is a scientific term derived from two root words: "disco-" and "-blast".
1. "Disco-" is derived from the Greek word "diskos" (δίσκος), meaning "disc" or "disk". In English, "disco-" is often used as a combining form related to the concept of a disc or disc-shaped object.
2. "-Blast" is derived from the Greek word "blastos" (βλαστός), meaning "bud" or "sprout". In scientific terminology, "-blast" is used as a suffix indicating an immature or undifferentiated cell or tissue.
Therefore, when combined, "discoblastic" refers to something related to a disc-shaped structure or cell that is in an immature or undifferentiated state.
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