Does a pseudocoelom functions as a true coelom?
A pseudocoelom has the same functions as a true coelom. In a coelomate, the tissue lining the inner side of the body cavity arises from the same germ layer as the tissue lining the outer side of the body cavity, … A pseudocoelom has the same functions as a true coelom.
Which of the following phyla contains organisms that possess a pseudocoelom false body cavity )?
A pseudocoelomate or a blastocoelomate is the invertebrate organism with a three- layered body structure with a pseudocoel. The only phylum of animals to possess a false coelom or a pseudocoelom is the Aschelminthes or the roundworms which include organisms such as Ascaris.
What is the main difference between a Coelom and a pseudocoelom group of answer choices?
Terms in this set (32)
What is the main difference between a coelom and a pseudocoelom? A coelom is enclosed by muscles on the inside and the outside; a pseudocoelom is surrounded by muscle on the outside of the body cavity.
Which of the following accurately describes the pseudocoelom?
Which of the following accurately describes the pseudocoelom? It is a body cavity that develops embryologically between the mesoderm and endoderm.
Why is a pseudocoelom considered to be a false coelom?
A coelom is a true body cavity, whereas a pseudocoelom is a false coelom that is not fully functional. Only a coelom is fully lined with mesoderm tissue. Pseudocoeloms arose early in animal evolution and evolved into coeloms. Only a coelom is fully lined with mesoderm tissue.
What is coelom based on nature of coelom how animals are classified?
The coelom is a body cavity filled with fluid that is found in animals and is located between the intestinal canal and the body wall. … Animals are classified based on presence or absence of coelom and there’s another class of animals that have a pseudo coelom.
Which of the following are distinguishing characteristics of the Lophotrochozoa clade?
The clade Lophotrochozoa is named after the two distinct characteristics of its members; the feeding structure lophophore, which is a ciliated crown of tentacles surrounding a mouth, and the developmental stage trochophore larvae.
Which clades include all animals?
The Eumetazoa clade includes all animals, except phylum Porifera. A feature shared in common by all eumetazoans is the presence of true tissues.
Which of the following accurately describe bilateral flatworms?
Which of the following accurately describe bilateral flatworms? They have dorsoventrally flattened bodies.
Do all Lophotrochozoa have a coelom?
The Lophotrochozoa are a diverse group of phyla. Most have a true coelom of the schizocoel type, but a few have only a pseudocoel. Ribosomal RNA sequences show these various phyla to be related.
What defines Lophotrochozoa?
Lophotrochozoa is a monophyletic group of animals that includes annelids, molluscs, bryozoans, brachiopods, platyhelminthes, and other animals that descended from the common ancestor of these organisms. Lophotrochozoa is one of the three major clades that comprise bilateral animals, or Bilateria.
What is the defining feature of the lophotrochozoans quizlet?
What are the defining characteristics of a lophotrochozoan? They have a lophophore feeding structure OR a trochophore larval stage.