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What is the cephalization of a mollusca?
The cephalization of a mollusca could possibly describe the arrangement of neurons in the front end of the animal.
What are protostomes with true coelom and cephalization without segmentation?
Protostomes with a true coelom, cephalization, and without segmentation include groups like mollusks and annelids. These organisms possess a body cavity that is fully lined by mesoderm, allowing for the development of complex organs and systems. Cephalization refers to the concentration of sensory and neural structures at the head end, enhancing their ability to interact with the environment. While not segmented, these animals display significant diversity in form and function, adapting to various ecological niches.
What type of coelom does an enterocoelous animal have?
A coelomate animal is the one which has a body cavity in which well developed organs can be accomodated.
Cephalization concentrates sensory organs in the blank of an animal?
Anterior end
A concentration of sense organs and nerve cells in anterior end of the body known as?
Cephalization
What do you mean by true coelom?
The coelom is the body cavity of an animal. A true coelom is a body cavity that is complete from mouth to anus with no breaks; there are animals that have pseudocoeloms - mouths and anuses but no solid connection between the two.
Does a hydra have cephalization?
A hydra does not have cephalization.
Do roundworms have coelom?
Yes. However, this is not a true coelom. Roundworms are pseudocoelomates -- their mesoderm lines the endoderm and ectoderm, but there is no connection between the two. Therefore, it does not satisfy the definition of a coelom. However, since there is a body cavity still, this animal is said to be a pseudocoelomate.
What does cephalization refer to?
Cephalization refers to the gathering of neural tissue towards the anterior or posterior for means of central control. In arthropods, cephalization has formed the brain in the head of the animal, usually consisting of the first three ganglia of the paired nerve cords.
Are Cnidarians in cephalization?
Cephalization means formation of a head. Cnidarians have no head, so no.
How do animals with cephalization respond differently to the environment than animals without cephalization?
Animals with cephalization respond more quickly and in more complex ways.
What is schizocoelous coelom?
Schizocoelous coelom refers to a type of body cavity formation observed in certain animal phyla, particularly in protostomes like annelids and mollusks. In this process, the coelom is formed by the splitting of mesodermal tissue, creating a cavity that is lined by mesoderm. This contrasts with enterocoelous coelom formation, where the coelom develops from pouches that bud off the embryonic gut. The schizocoelous arrangement allows for greater flexibility and complexity in body structure and organ development.
