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Stephanofilaria habronema Transmitted by Houseflies Stable flies Infect wounds Cause Excessive granulation Proud flesh S

Stephanofilaria habronema Transmitted by Houseflies Stable flies Infect wounds Cause Excessive granulation Proud flesh Summer sores. Onchocerca Transmitted by Mosquitoes Gnats Cause Skin reactions Face Neck Chest Horse underline. Digestive System. Arthropods Bots

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Stephanofilaria habronema Transmitted by Houseflies Stable flies Infect wounds Cause Excessive granulation Proud flesh S

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  1. Stephanofilaria habronema • Transmitted by • Houseflies • Stable flies • Infect wounds • Cause • Excessive granulation • Proud flesh • Summer sores

  2. Onchocerca • Transmitted by • Mosquitoes • Gnats • Cause • Skin reactions • Face • Neck • Chest • Horse underline

  3. Digestive System • Arthropods • Bots • Larval stages of botflies • Develop in stomach • Affect horses • Symptoms • Colic

  4. Helminths • Worms • May cause infection or disease or both • Clinical or sub-clinical • Affect health status • Clinical • Obvious symptoms • Anemia • Diarrhea • Emaciation • Sub-clinical • No symptoms

  5. Life span • 1-12 months • Animal resistance • Direct life cycle • Eggs • Larvae • Adults • Indirect life cycle • Intermediate host

  6. Direct life cycle

  7. Indirect life cycle

  8. Nematodes • Roundworms • Large numbers • Nutritional disturbance • Damage • Stomach lining • Intestine • Blood loss • Hemorrhages • Migrating • Arteries • Liver • Lungs • Digestive inefficiency

  9. Examples • Trichostrohgyles (hairworms) • Stomach and intestines of ruminants • Strongyles (bloodworms) • Large intestine of horses • Hookworms • Small intestine dogs and cats • Large roundworms • Small intestine of pigs, dogs, cats, horses and poultry • Whipworms • Large intestine dogs and pigs

  10. Hairworm

  11. Bloodworm Infestation of Cow

  12. Hookworm

  13. Large roundworms

  14. Whipworms

  15. Symptoms • Emaciation • Rough hair coat • Diarrhea • Pale mucous membranes • Diagnosis • Fecal floatation • Eggs

  16. Transmission • Ingestion • Larvae • Hairworms • Strongyles • Hookworms • Eggs • Large roundworms • Whipworms • Direct contact • Skin • Hookworms • In-utero • Hookworms • Large roundworms

  17. Tapeworms • Small intestine • Species • Dogs • Cats • Ruminants • Horses • Diagnosis • Gravid segments in • Feces • Anus

  18. Transmission • Oral • Infected fleas • Dogs and cats • Infected soil mites • Ruminants and horses Tapeworms

  19. Flukes • Liver flukes • Intermediate host • Snails • Transmission • Oral • Larvae encyst on grasses • Cattle graze grass • Symptoms • Acute liver disease (young animals) • Chronic liver disease (older animals) • Malnutrition • Diagnosis • Fecal float • Observation • Flukes • Liver damage Flukes

  20. Life Process of Flukes

  21. Protozoa • One-celled parasites • Intestine • Common • Carriers • Disease • Young susceptible animals • Poor diets • Examples • Coccidiosis • Calves, dogs, cats, poultry • Trichomoniasis • Dogs • Giardiasis • Dogs • Hexamitiasis • Poultry • Symptoms • Enteritis or colitis • Diarrhea • With or without blood and mucous

  22. Coccidiosis

  23. Trichomoniasis

  24. Giardiasis

  25. Hexamitiasis

  26. Circulatory System • Heartworms • Nematode • Climatic • High rainfall • High humidity • Large mosquito population • Disease • Large amounts of worms affect blood flow

  27. Symptoms • Exhaustion • Weakness • Rapid breathing • Coughing • Ascites • Swollen abdomen • Diagnosis • Blood smear • Snap test

  28. Life Process of Heartworm in Dog

  29. Heartworms

  30. Reproductive System • Protozoa • Genital • Example • Bovine trich • Transmission • Veneral • Diagnosis • Smears

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