Flashcards - Classification in the Animal Kingdom

Flashcards - Classification in the Animal Kingdom
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The coelom refers to the main body cavity in most multicellular animals and is positioned inside the body to surround and contain the digestive tract and other organs
The flatworms, flat worms, Platyhelminthes, Plathelminthes, or platyhelminths are a phylum of relatively simple bilaterian, unsegmented, soft-bodied invertebrates
A cuticle /ˈkjuË?tɪkÉ™l/, or cuticula, is any of a variety of tough but flexible, non-mineral outer coverings of an organism, or parts of an organism, that provide protection
Phylum Nematoda
The nematodes /ˈnɛmətoʊdz/ or roundworms constitute the phylum Nematoda
The annelids , also known as the ringed worms or segmented worms, are a large phylum, with over 17,000 extant species including ragworms, earthworms, and leeches
Leeches are segmented worms that belong to the phylum Annelida and comprise the subclass Hirudinea
The molluscs compose the large phylum of invertebrate animals known as the Mollusca
Echinoderm is the common name given to any member of the phylum Echinodermata of marine animals
Centipedes are arthropods belonging to the class Chilopoda of the subphylum Myriapoda
subesophageal ganglion
The suboesophageal ganglion of arthropods and in particular insects is part of the arthropod central nervous system
The thorax or chest is a part of the anatomy of humans and various other animals located between the neck and the abdomen
ventral nerve cords
The ventral nerve cord makes up a part of the central nervous system of some phyla of the invertebrates, particularly within the nematodes, annelids and the arthropods
Chordates are animals possessing a notochord, a hollow dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail for at least some period of their life cycles
Vertebrates /ˈvÉœË?rtáµ»bráµ»ts/ comprise all species of animals within the subphylum Vertebrata /-É‘Ë?/

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