BLASTOPORIC CANAL Meaning and
Definition
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A blastoporic canal refers to a narrow, tubular structure that is found in the early developing stages of certain organisms. Specifically, it is prominent during the gastrulation process of many vertebrate embryos. The term "blastoporic" originates from "blastopore," which refers to the initial invagination or indentation that occurs during gastrulation.
During gastrulation, the blastoporic canal is created when the outer layer of cells comprising the embryo fold inward. This folding forms a structure known as the archenteron, which is the precursor to the digestive tract. The blastoporic canal, in this context, serves as the connection between the archenteron and the exterior, allowing for the transportation of nutrients and waste products.
In some organisms, such as amphibians, the blastoporic canal is also significant in the development of the notochord, which later becomes the backbone. This canal exists temporarily and eventually fuses to create a complete digestive system.
The presence and structure of the blastoporic canal may vary among different species, but its fundamental role remains essentially the same - serving as a passageway for the developing digestive system. By connecting the archenteron to the exterior, the blastoporic canal plays a critical role in early embryonic development and the formation of the digestive tract in many organisms.
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An opening marking the remains of the notochordal canal.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for BLASTOPORIC CANAL
- vlastoporic canal
- nlastoporic canal
- hlastoporic canal
- glastoporic canal
- bkastoporic canal
- bpastoporic canal
- boastoporic canal
- blzstoporic canal
- blsstoporic canal
- blwstoporic canal
- blqstoporic canal
- blaatoporic canal
- blaztoporic canal
- blaxtoporic canal
- bladtoporic canal
- blaetoporic canal
- blawtoporic canal
- blasroporic canal
- blasfoporic canal
- blasgoporic canal
Etymology of BLASTOPORIC CANAL
The term "blastoporic canal" is derived from combining two words.
1. Blastopore: The word "blastopore" comes from the Greek words "blastos", meaning "germ" or "sprout", and "poros", meaning "passage" or "opening". It refers to the opening that forms in the early development of some animals during gastrulation, which later develops into the mouth or anus.
2. Canal: The word "canal" is derived from the Latin word "canalis", meaning "pipe" or "channel". It generally refers to a long, narrow passage or tube.
Therefore, when combined, the term "blastoporic canal" refers to a canal or channel that is formed from the blastopore during animal development.
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