PPT-TREMATODES (Flukes)

Common features They are flat provided with suckers as organ of attachment Trematodes are usually leaf shaped and commonly named as flukes Fluke means flat body with suckers No body . Liver Flukes in Beef Cattle Susan L. McClanahan , DVM , College of Veterinary Medicine, University of Minnesota Lori Weddle - Schott, University of Minnesota Beef Team Liver Flukes - just the image of Trematoda. (Flatworms). Flukes. Flatworm. unsegmented body. No body cavity; nutrients diffuse across body surface. =acoelomate . >11,000 species. Affect >300 million people each year (mostly in Africa and Asia). VMP . 920. Infection & Immunity II. Veterinary . Parasitology. Nematoda. Triploblastic. Bilateral. Cuticle (secreted). Longitudinal Muscles only. Psuedocoelomate. Dioecious . Complete Digestive Tract. VMP . 920. Infection & Immunity II. Veterinary . Parasitology. Fasciola. hepatica. Large, leaf-like, liver/bile duct flukes . Small anterior suckers . Dendritic Intestines, Testes & Ovary. . Department of . Microbiology and . Parasitology. CLASSIFICATION . OF MEDICALLY IMPORTANT GROUPS AND SPECIES OF TREMATODES. PHYLUM: . Platyhelminthes. CLASS. : . Trematoda. (. flukes). . Subclass . 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. Guests. . Are You an Unknowing Host?. . Pam Porter. . Can you believe that once upon a time, parasites were thought to be desirable?. Oh, how times have changed!. Parasites Defined. . Common organism that feeds off another organism. Its main purpose is to consume decaying matter if available. If not, the organism will consume other live organisms.. Protozoa and Trematodes The incubation period is normally between seven and ten days (range 4 to 28 days) (Hunter 1998). Infectivity The infective dose of oocysts for humans is unknown but probably Dr . Deepak Kumar. Assistant Professor. Department of Veterinary Pathology. Bihar Veterinary College, Patna. Bihar Animal Sciences University, Patna- 14. TREMATODES ( FLUKES ). Trematodes are flat worm, most are leaf-like in shape & have one or two suckers.. Assis.Prof.Dr. . Suhad Faisal . Hatem. . Helminths. (. Trematoda. ). Helminth. :. commonly known as . parasitic worms. , are large . multicellular. organisms, which when mature can generally be seen with the naked eye including . They . are flat, provided with suckers as organ of . attachment.. Trematodes. . are usually leaf shaped, and commonly named as flukes. Fluke means flat body with suckers. .. No . body . cavity.. Reproduction. in Fig. Habitat type Water temp. temp. )(% S) Gulf of Aqaba 1 Eilat Station Fish ponds and drainage zone: muddy small gravel 4 Mangrove lagoons Mangrove lagoons eroded reef, mud detritus High beds, ex CLASS : TREMATODA. Types of . Trematodes. LIVER FLUKE. :. . Fasciola. , . Clonorchis. , . Dicrocoelium. INTESTINAL FLUKE. . : . Fasciolopsis. , . Heterophyes. LUNG FLUKE. . : . Paragonimous. BLOOD FLUKE. Gh. . Fajir. **Classification of . trematodes. . **. Blood flukes. .. Schistosoma. . haematobium. .. Schistosoma. . mansoni. .. Shsistosoma. . japonicum. Liver flukes. . . Fasciola. hepatica / .