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 cavity Reproduction. Trematodes. (flukes). Phylum . Platyhelminthes. – Class . Trematoda. . General characters:. Dorsoventrally. flattened typically leaf shaped. have an oral and a ventral sucker used for attachment and movement. . claws. thin. ribs. teeth. long tail. wing-like. forelimbs. Reptile-like features. Bird-like features. Replica . of Archaeopteryx. fossil; . half bird half reptile . 16. V. ertebrates. Fish, amphibia, reptiles, birds and mammals all have vertebral columns, skulls, brains, circulatory systems and many other features in common. 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 . 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. Fasciola. hepatica. Large, leaf-like, liver/bile duct flukes . Small anterior suckers . Dendritic Intestines, Testes & Ovary. . 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 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.. LIVER FLUKES INTESTINAL FLUKES. DR MONIKA RAJANI . ASSOCIATE PROFESSOR ,. DEPT OF MICROBIOLOGY. CIMSH , LKO. DR MONIKA RAJANI. Introduction. Commonly known as . flukes (flat fish). Trematodes.  . 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:. 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.. ( fluke ). . flat, leaf-like, cylindrical, ….. size: couple of millimeters to few centimeters. two oral and ventral cup-shaped suckers. Simple digestive system. Hermaphrodite or diocious (separate, male & female). 2 The common liver fluke was first reported in cattle inidentified this fluke in both cattle and sheep as well as inThe giant liver fluke occurs sporadically in farmed elk andcattle in Alberta. Infect Gh. . Fajir. **Classification of . trematodes. . **. Blood flukes. .. Schistosoma. . haematobium. .. Schistosoma. . mansoni. .. Shsistosoma. . japonicum. Liver flukes. . . Fasciola. hepatica / .