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

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

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

5. 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

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

7. Direct life cycle

8. Indirect life cycle

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

12. 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

13. Hairworm

14. Bloodworm
Infestation of Cow

15. Hookworm

16. Large roundworms

17. Whipworms

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

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

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

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

22. Flukes Liver flukes Intermediate host Transmission Symptoms Diagnosis
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
Liver damage
Flukes

25. Life Process of Flukes

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

27. Coccidiosis

28. Trichomoniasis

29. Giardiasis

30. Hexamitiasis

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

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

33. Life Process of Heartworm in Dog

34. Heartworms

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