PPT-Nematodes ROUNDWORMS Roundworms

3 Phylum Nematoda Commonly called roundworms Cylindrical body shape Multicellular Cuticle a body wall composed of an external acellular protective layer Hypodermis cellular layer beneath the cuticle . By: Alexey Pomogaev, Daniel Cho, Connor Healey. Flatworms and Roundworms. Flatworms. Phylum- . Platyhelminthes. Class-. . Turbellaria, Cestoda, Trematoda, Monogenea. Families- . 102 variations. Roundworms. Nematodes 09 he species and the number of nematodes in the eld rop history, especially whether susceptible crops have been grown in the eld in the past nvironmental factors, particularly those inue After completely studying this chapter, you should:Know the three groups of control tactics specific totode, corn needle nematode, the root-lesion nema-tode, and the northern root-knot nematode. CHTER By: Megan Schwartz. What roundworms look like. thin, round body. smooth skin. have bilateral symmetry. many colors. Habitat of a roundworm. in humans, plants and animals. saltwater and freshwater. in muddy places. Antiparasitics. …. Make up the largest category of products available to veterinary professionals and the general public. . Can be OTC or Rx. Help to protect animals from diseases, as well as people. WH Y WORM ? Roundworms (including Toxocara canis ) and tapeworms are intestinal parasites which can be found in any dog although infection is easily treated. Worms may cause sickness and diarrhoea Invertebrates. Sponges . Sponge is the simplest kind of an invertebrate.. Shaped like a sack with an opening at the top. It’s body is made of 2 cell layers. Body is hollow inside. Live in water. Adults stay in one place, their kids float around. phyla: . Platyhelminthes – flatworms (. Gk. ) . plati. . – flat. . . helminth. - worm. Nematoda. – roundworms, . nema. . (. Gk. ) ". thread". Annelida – segmented worms, . . . By: Nayarit Ayala and Marleni Cruz. Flatworms. Platyhelminthes. Structure. Flatworms are flat, soft bodied, ribbon shaped . unsegmented. , contain no body cavity, but they do have digestive cavity. They are bilateral symmetrical, while having only one opening. Flat worms have layers of tissues that surround their central gut. They are part of the acoelomates, and are considered hermaphroditic. Their type of cell layers are: an ectoderm, which is the outer covering, an endoderm, which is the lining of digestive spaces, and a mesoderm which is in between the other two. Phylum Platyhelminthes. Flatworms. Flat and thin bodies. Bilateral symmetry . Most are parasitic . Phylum Platyhelminthes. Flatworms include planarians, flukes, and tapeworms. 20,000 species of flatworms. Aschelminthes : Roundworms Not the Phylum name 7 Phyla in this grouping Characteristics Most are freshwater Cylindrical Unsegmented Bilaterally symmetrical Triploblastic ( pseudocoelomates ) Dioecious Aschelminthes : Roundworms Not the Phylum name 7 Phyla in this grouping Characteristics Most are freshwater Cylindrical Unsegmented Bilaterally symmetrical Triploblastic ( pseudocoelomates ) Dioecious About Roundworms & Hookworms Protecting your pets protects your family What are roundworms & hookworms? You may already have heard that worms often infect puppies and kittens as well as older pets. Internal Parasites of Livestock. Internal Parasites: . live within the internal organs of livestock. They are not visible. Effects on the host may be visible. Divided into three groups. Roundworms. Tapeworms.