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Lab Animalia

QuestionAnswer
Cephalization a tendency in the evolution of organisms to concentrate the sensory and neural organs in an anterior head
Pseudocoelomate fluid-filled body cavity without a cellular lining, and include nematodes, rotifers, gastrotrichs, and introverts.
Acoelomate an animal that has no internal, fluid-filled body cavity separating its body wall from its digestive tract.
Blastopore the opening of the central cavity of an embryo in the early stage of development.
Coelem the body cavity located between the intestinal canal and the body wall.
Coelomate An organism with a fluid-filled body cavity COMPLETELY lined by mesoderm.
Deuterostome An animal which developing embryo's first opening becomes the anus and cloaca
Protostome a multicellular organism whose mouth develops from a primary embryonic opening, such as an annelid, mollusk, or arthropod.
Epidermis the outermost layer of the skin
Pharynx the membrane-lined cavity behind the nose and mouth, connecting them to the esophagus.
Cnidarian Jellyfish, hydroids, sea anemones, corals, etc.
Porifera Sponges
Annelida Earthworms
Mollusca Clams, mussels, snails, etc
Nematoda Tapeworms
Arthropoda largest phylum in the animal kingdom, encompassing about 84 percent of all known animals. Insects, lobsters, crabs, etc.
Echinodermata Starfish
Chordata All mammals, reptiles, etc (Vertebrates)
Platyhelminthes Flatworm
Created by: user-1930146
 

 



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