Parasitology - Protozoans

  1. What is the Class for Protozoans that are flagellated, these can either be in blood or mucosa of the intestinal tract
    Mastigophora
  2. Where are three areas of the body where Hemoflagellates are found
    • Blood
    • Lymph
    • Tissue spaces
  3. How are Hemoflagellates transmitted
    • Blood sucking flies
    • Stomoxys calcitrans - stable fly
  4. Where are two areas of the body where Mucoflagellates are found in the body
    • intestinal tract
    • genital tract
  5. How are Mucoflagellates transmitted
    • feces
    • genital discharge
  6. What was the first hemoflagellate to be discovered
    Trypanosoma brucci
  7. what are the 5 types of Hemoflagellates
    • Trypanosoma brucci
    • Trypanosoma equiperdum
    • Trypanosoma cruzi
    • Leishamia danovani
    • Leishmania canis
  8. Trypanosoma cruzi is transmitted by what two things
    • Assassin bugs/blood feeding arthropods
    • contact with infected insect feces
  9. Trypanosoma cruzi when in its resting cyst stage can be found where in the body
    Cardiac muscle and other tissues
  10. Leshmania is found in what three areas of the body
    • Blood vessels
    • spleen
    • liver
  11. What transfers Leshmania
    Sandfly
  12. intracellular protozoans found in teh blood that are not flagellated are called
    Hemo-apicomplexans
  13. Trypanosoma regardless of species is referred to as
    "African Sleeping Sickness"
  14. This Hemoflagellate effects ruminants in South Africa, what is it, what is the disease it causes and what is the intermediate host
    • Trypanosoma brucci
    • Nagana
    • Tsetse fly
  15. This hemoflagellate has no intermediate host but is transmitted through direct sexual contact, what is it, what is the disease it causes
    • Trypanosoma equiperdum
    • Dourine "Silver Dollar"
  16. The United States Department of Agriculture use to be called what in 1860
    The Bureau of Infectious Diseases
  17. What is a symptom of Daurine in horses, people still do not know how this occurs in horses
    Silver dollar plaques
  18. What is one of the first reportable disease in the in the U.S. what in 1860
    Dourine (Trypanosoma brucci)
  19. What are two main symptoms often seen in both humans and animals with Trypanosoma cruzi
    • Cardiac failure
    • pyrexia
  20. How is Trypanosoma cruzi diagnosed
    Direct blood smears
  21. Trypanosoma cruzi is often found outside of blood cells, it is considered this type of flagellate
    Extracellular
  22. What are the three types of Trypanosoma
    • Trypanosoma cruzi
    • Trypanosoma brucci
    • Trypanosoma equiperdum
  23. What is the disease caused by Trypanosoma cruzi in humans called
    Chagas Disease
  24. What are two characteristics of a dog with Leishmania
    • Exfoliative dermatitis
    • alopecia
  25. What is a intracellular protozoan found in the blood but is not flagellated called
    Hemo-apicomplexans
  26. Babesia canis causes this disease in dogs
    Canine piroplasmosis
  27. What is considered the definitive host for Cystanxzoon felis
    cats
  28. With Cytauxzoon felis in RBC's it develops a ring called the
    ring form
  29. What are the Hemo-apicomplexans
    • Babesia canis
    • Babesia bovis
    • Babesia bigemina
    • Cytauxzoon felis
  30. Leishmania is found in three places in the body
    • Blood vessels
    • spleen
    • liver
  31. Because Leishmania is found in blood vessels it is considered this type of flagellate
    intracellular
  32. If an animal is bit by a sand fly but it DOES NOT hit a blood vessel what happens
    develops an abscess and is self limiting
  33. What is the mechanical vector for Leishmania
    Sand fly
  34. Babesia is found in erythrocyte cells and are pear shaped this shape is also called
    piriform
  35. What are the two etiologies for Texas Fever
    • Babesia bovis
    • Babesia bigemina
  36. What is the intermediate host for Texas Fever
    Boophilus annulatus
  37. What parasites are considered Mucoflagellates
    • Giardia
    • Trichomonas
  38. What is the most common protozoan infection
    Coccidiosis
  39. What are the two types of Trichomonads
    Cattle:
    Humans:
    • Trichomonas fetus
    • Trichomonas vaginalis
  40. What are the two Mucoflagellates that rare and considered exotic
    • Cryptosporidium
    • Sarcocystis
  41. Where are the three places that Trichomonas fetus is found
    • cecum
    • colon
    • uterus
  42. Where is the target area for Giardiasis
    small intestine
  43. What are two symptoms for Giardiasis
    • diarrhea
    • enteritis
  44. What is the most common cause of abortion in cattle
    Brucellosis
  45. If an animal comes in to a clinic with pyrexia and is given antibiotics, within 24 hours the temperature doesn't break. What two other things could it be
    • Protozoan infection
    • Systemic fungal infection
  46. What three things does Trichomonas cause in cattle and dogs
    • Abortion
    • Pyometra
    • Sterility
  47. What Protozoan is common in women but is NOT considered pathogenic
    Trichomonas vaginalis
  48. What is the disease called and nickname for Trichomonas and secondary bacteria infection in the mouth.
    • Vincents Angina
    • "Trench mouth"
  49. What family and two classes are considered a mucosal apicomplexa
    • Sporozoa
    • Coccidia
    • Piroplasma
  50. What are three genus's for Coccidia
    • Eimeria
    • Isospora
    • Toxoplsma
  51. What are two types of coccidia that infect dogs
    • Isospora canis
    • Isospora ohioensis (smaller)
  52. What is considered the drug of choice for the treatment of coccidia
    Albon (Sulfadimethoxine) made by Pfizer
  53. What is the most common intestinal protozoan diagnosed in people in the US
    Giardia
  54. This is a term for any developmental protozoan stage that doesn't have flagella
    Trophozoite
  55. What is Coccidia in a cat called
    • Isospora felis
    • Isospora cati (very small)
  56. What is the definitive host for Toxoplasma gondi
    • Cat
    • both domestic and large
  57. In the Coccidia life cycle what are the 6 stages that occur in the host
    • Sporozoite (can be in or out of the host)
    • Merozoite
    • Gamont
    • Macrogamete and Microgamete
    • Zygote
    • Oocyst (can be in or out of the host)
  58. In the coccidia life cycle what are the 3 stages that are outside of the host
    • Oocyst
    • Sporocysts
    • Sporozoite
  59. What is the facultative host for Isospora felis
    Mice/rodents
  60. What is a Protozoan that causes abortion in humans
    Toxoplasma gondii
  61. What is the percentage of people possessing circulating antibodies to T. gondii worldwide
    33%
  62. Humans infected with Toxoplasma gondii usually have flu-like symptoms such as (3)
    • persistent pyrexia
    • malaise
    • enlarge/inflammed lymph nodes
  63. Cats infected with Toxoplasma gondii usually exhibit these 4 symptoms
    • Dyspnea
    • tachypnea icterus
    • Persistent pyrexia
    • abdominal disorders
  64. What is the type of staining used for diagnosing blood parasites
    Metochromatic staining
  65. What Amoebae is found in humans, human infection usually due to drinking contaminated water.
    Entamoeba histolytica
  66. What is the condition caused by Entamoebia histolytica in humans
    Amoebic dysentery
  67. What is the definitive host for Balantidium coli
    swine
  68. This is a ciliated protozoan that is found in pigs and occasionally dogs
    Blantidium coli
  69. Where is the target locations for Balantidium coli in the body
    • Cecum
    • colon
  70. Where is the target location for Cryptosporidium in the body
    small intestine
  71. What protozoan is in a sporulated form when passed in the feces
    Sarcocystis
  72. Where is the target location for Sarcosystis in the body
    small intestine
  73. What is the disease caused by Sarcocystis called
    Sarcocystic disease


Author
rpanek
ID
304292
Card Set
Parasitology - Protozoans
Description
para internal
Updated