PPT-HELMINTHS

IntroductionBackground Scientific classifications Nematodes Some species AlumbricoidesNamericanus and Aduodenale Morphological properties Pathogenesis Epidemiology Clinical manifestations. By C. Kohn. Agricultural Sciences. Waterford, WI. 1. Pathogens . Any organism that is capable . of causing . a disease is called a . pathogen. .. Most pathogens are . microorganisms. (. bacterium, . Microbiology . with Lab. Denver School of Nursing . – General Education Classes. Lecture / Laboratory : Monday 10:00 am . – . 2:24pm. Lecture: Tuesday 4:30pm . – . 6:30pm. Instructor: Lisa Johansen, PhD Microbiology. Miguel Imperial MD . MHSc. FRCPC. Miguel.Imperial@tropicalmedicine.ca. Outline. Ascaris. . lumbricoides. Trichuris. . trichuria. (Whipworm). Necator. . americanus. and . Ancylostoma. . duodenale. The Fungi. The . Fungi. A. Once thought to be plants but the cell wall is made of chitin rather than cellulose and these are not photosynthetic. B. Instead they are saprobic organisms that frequently live off of dead organic matter. Assistant Prof. Dr. . Ahmed A. Mohammed . Lecture 5. Helminths. • . Special adaptations for parasitic mode of life and for species survival are more apparent in the helminths than in the protozoa. . Medical Parasitology. Prof. Dr. Ahmed Ali Mohammed. 2. Class: Cestoda (Tapeworms). A- Adult Tapeworm Infections. 1. . Taenia saginata. It is the most common of the large tapeworms of humans. . This parasite causes beef tapeworm infection. . . lumbricoides. Morphology:. It . causes: . Ascariasis. .. It’s found in the small intestine of man, and may be in other organs. .. The worm is elongated, cylindrical, and tapers both anteriorly and posteriorly to relatively blunt conical . Alaridah. MD, PhD. Medical . parasitology. is classified into. . Medical helminthology. Medical protozoology. Deals with parasitic worms. Deals with unicellular parasites. 1-Phylum : Platyhelminthes . Authors: Javier Gutierrez Jimenez, J.A. Hernandez-. Shilon. , P. Ramirez-. Cobaxin. Citation: Javier Gutierrez Jimenez, J.A. Hernandez-. Shilon. , P. Ramirez-. Cobaxin. . 2011. Diagnostic structures of intestinal helminths: .  . The term . “. Helminths. ”. mean . “worm”. , it is broadly interpreted; it refers to any worm-like animal, in a more restricted sense it refers to a parasitic worm, those comprises two large phyla:. Medical Parasitology. Prof. Dr. Ahmed Ali Mohammed. 2. Class: Cestoda (Tapeworms). A. . Adult Tapeworm Infections. 1. . Taenia saginata. It is the most common of the large tapeworms of humans. . This parasite causes beef tapeworm infection. . Medical Parasitology. Prof. Dr. Ahmed Ali Mohammed. B. Larval Tapeworm infection . 1. . Echinococcus granulosus. . This parasite causes a disease called . unilocular. or . cystic. (. hydatid disease. Hymenolepis. nana. Authors: Javier Gutierrez Jimenez, J.A. Hernandez-. Shilon. , L.P. Fajardo-Martinez, Maria Guadalupe del Carmen Torres-Sanchez. Citation: Javier Gutierrez Jimenez, J.A. Hernandez-. Gh. . . Fajir. . Helminthic. Parasites of Humans . •3 groups of helminthes . •. Cestodes. -tapeworms . •. Trematodes. -flukes . •Nematodes-roundworms . Cestodes. Trematodes. Nematode. Ribbon-like.