BLASTOPHORE Meaning and
Definition
-
The term "blastophore" refers to a crucial anatomical feature found in the early embryonic development of some organisms, particularly in certain invertebrates like annelids and mollusks. It is a specialized invagination or indentation that forms during gastrulation, which is the process by which the three germ layers (ectoderm, mesoderm, and endoderm) are established.
The blastophore is formed when cells within the blastula, a hollow sphere-shaped structure, start to migrate inward. This inward movement creates a circular depression that continues to deepen until it effectively invaginates and forms a tube-like structure. The blastophore is usually found at or near the center of the blastula, although its specific location can vary depending on the species.
The blastophore plays a fundamental role in the subsequent formation of the digestive system and body cavity. It serves as the initial site of blastopore formation, which is the opening that connects the developing gut cavity (archenteron) with the external environment. The blastopore eventually develops into the mouth in some organisms or the anus in others.
In summary, the blastophore is a critical structure during early embryonic development that marks the beginning of gastrulation and the formation of the digestive system. Its invagination and subsequent opening, known as the blastopore, is vital for the establishment of proper anatomical structures within the developing organism.
-
The part of the sperm cell which does not produce spermatozoa.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for BLASTOPHORE
- vlastophore
- nlastophore
- hlastophore
- glastophore
- bkastophore
- bpastophore
- boastophore
- blzstophore
- blsstophore
- blwstophore
- blqstophore
- blaatophore
- blaztophore
- blaxtophore
- bladtophore
- blaetophore
- blawtophore
- blasrophore
- blasfophore
Etymology of BLASTOPHORE
The word "blastophore" is derived from two Greek roots: "blastos", meaning bud, and "phoros", meaning bearer. "Blastophore" is a term used in biology and refers to the cellular structure that develops into an organ or body part during embryonic development.
Infographic
Add the infographic to your website:
