580 SARCOSPORIDIA 



QUESTIONS 



1. What are the most important common characteristics of the protozoan 

 subphylum sporozoa? 



2. Give a definition of the order of coccidia. 



3. Give a definition of the order of hemosporidia. 



4. Give a definition of the order of microsporidia. 



5. Give a definition of the order of sarcosporidia. 



6. In what kind of animals and in what tissues are coccidia found as patho- 

 genic parasites? 



7. Describe the cytoplasm and the nucleus of typical coccidia. 



8. Describe the asexual and sexual life cycle of a coccidium. 



9. What is meant by polar bodies? WTiat by the process of maturation? 



10. Explain the terms macrogametes and microgametes and copula. 



11. Describe the most important pathologic changes and the symptoms of 

 coccidiosis in rabbits. 



12. What is the other name of Coccidium cuniculi? Describe its morphology. 



13. Describe coccidiosis in cattle. 



14. What other domestic animals may suffer from coccidiosis? 



15. What is hypotrichosis localis cystica of hogs? What causes it? 



16. Name some hemosporidia causing important diseases in man and animals. 



17. What kind of a disease is malaria? How is it spread from the infected 

 to the non-infected? 



18. Describe the Plasmodium vivax in the blood of man. 



19. Describe its sexual cycle in the anopheles mosquito. 



20. What is an ookinet? 



21. Describe the Plasmodium malarise. 



22. Describe the Plasmodium falciparum. 



23. What is the cause of the regularity of the fever curve in the various forms 

 of malaria? 



24. Name the hemosporidia in birds. 



25. What other protozoa infect the blood of birds? 



26. Describe proteosoma. 



27. Describe halteridium or hemoproteus. 



28. Has this hemosporidium a flagellate stage in its life cycle? 



29. What kind of an organism is Nosema or Glugea bombycis? 



30. Describe the morphology of sarcosporidia and state where they are found. 

 Are they very pathogenic? 



