PDF-Phylum Platyhelminths Hookworm Filarial worms Roundworm Whipworm Trich

90000 worms in a single rotting apple 9 billion in 1 acre of farmland Major are small predators or saprophytes Nearly every insect is parasitized by a nematode Plant and animals nematode pa. Link to video. Flatworms - General Information. 3. . phyla in Ch. 14 – We are going to focus . mainly on . Phylum Platyhelminthes . Symmetry. : Bilateral. Cephalization. - head end concentrated with sense organs and nervous control. 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. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. 5 - . 1. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. Characteristics of Phylum Cnidaria. 5 - . 2. Coral, Anemones, Sea Fans, and Jellyfish. Chapter 5 Pages 5-33 & 5-34. 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 . ). (8,761 known species). General Description: . Simplest animals, multicellular. No organs or body systems. Skeleton composed of spongin (soft) and spicules (hard). Symmetry: . Asymmetrical. Feeding: . , also called nematode or eelworm, . more . than 12,000 species . . . Most . kinds of roundworms live freely . in . soil, water, dead plants, or dead animals. . Other . roundworms are parasites. . on . Assistant Professor. Department of Microbiology. AIIMS, Rishikesh. Learning objectives. Somatic nematodes. Difference between various filarial nematodes. Lymphatic Filariasis. Loiasis. Onchocerciasis. Phylum Nematoda. Phylum Annelida. Choanoflagellates. The Worm Characteristics. Bilateral. symmetry – the simplest organisms to exhibit this type of symmetry. Invertebrates – use . hydrostatic. pressure to provide structural support (made of . Adaptive Benefits of a Pseudocoelom - a space between the guts and the . body wall . It is not lined with a . peritoneum. therefore is termed a . false cavity. It is an improvement over the . acoelom. Core. Course No. ZOOA – . P1T. , . Group-A. , . Topic . No. . 2 . Bilaterally symmetric, triploblastic, true coelomate animals.. Body vermiform , elongated, divided into three regions, . anteriormost. Emerging and Acute Infectious Disease Guidelines – Jan 2018 139 Hookworm (ancylostomiasis) rev Jan 2018 BASIC EPIDEMIOLOGY Infectious Agent Hookworm is a soil transmitted helminth. Human infection BY. MR LAOYE, B. J.. Email; . babafemif@abuad. .edu.ng. Instagram. : @. femilaoye. Telephone: (+234)8136916125. HEMICHORDATA. Hemichordates were formerly members of the phylum . chordata. But over the years they were separated from chordates because scientists found out that they lacked a Notochord. 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.