Parasitology - External parasites ticks

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  1. What is the family for cockroaches
  2. What is the family for Beetles
  3. What is the taxonomy for ticks and mites
    • Archnida
    • Acarina
    • Metastigmata (this is for all ticks)
  4. What is the family for 'hard ticks'
  5. What is the family for 'soft ticks'
  6. What are two characteristics of a Ixodid (hard) ticks
    • Shield or scutum - covers the entire dorsal surface
    • Capitulum
  7. What are the 4 stages of the tick life cycle
    • Egg
    • "seed tick" 6 legged larvae
    • "Nymph" 8 legged larvae
    • Mature form/sexually mature form - 8 legged larvae
  8. this type of tick completes both molts without leaving its host
    one host tick
  9. Name a 'one host tick' (Genus and species)
    Boophilus annulatus
  10. Seed tick larvae will molt to they nymph and will drop off the first host and drop to the ground then molt into an adult. The adult will then climb on to a second host.
    Two host tick
  11. Larvae drops of 1st host and molts to nymph. Nymph finds a 2nd host, nymph drops off 2nd host and molts to Adult. Adult then locates on to 3rd host
    3 host tick
  12. 1 host ticks can transmit pathogens to their offspring via
    transovarial transmission
  13. term for a pathogen remains with the vector from one life stage to the next
    Transstadial transmission
  14. 2 and 3 host ticks transmit pathogens to their offspring via
  15. Who are the 2 people that made the correlation between Texas fever and ticks
    • Smith
    • Kilbourne
  16. What are 3 host ticks (Genus and species)
    • Dermacentor variablis
    • Rhipicephallus sanguinius
  17. what is the order for Babesia
  18. What are the two forms that Babesia takes in a infected RBC
    • piriform
    • Ovid body
  19. What is the intermediate host for Babesiosis in cattle
    Boophilus annulatus
  20. What is the intermediate host for Babesiosis in dogs
    Rhipencephalus sanguineus
  21. what are the etiologies of Babesia in these species
    Horses, mules, and donkeys
    Horses, mules, donkeys, and zebras
    • Babesia caballi
    • Babesia equi
  22. What is the intermediate host for equine babesiosis
    Boophilus annulatus
  23. What are the etiologies for canine piroplasmosis
    most common in the us:
    most common in Australia and Europe:
    • Babesia canis
    • Babesia gibsoni
  24. What is the intermediate host for Canine babesiosis
    Rhipicephalus sanquineus
  25. After which surgical procedure are dogs more susceptible to canine piroplasmosis
    • splenectomy¬†
    • because the spleen produces lymphocytes and antibodies that combat trophozoites in rbcs
  26. What is the etiology for 'Rocky Mountain Spotted Fever'
    Rickettsia rickettsii
  27. What 3 animals are naturally infected with Rickettsia rickettsii
    • Squirrels
    • Rabbits
    • Mice
  28. What are the two intermediate host for Rickettsia rickettsii and what are their nick names
    • Dermacentor andersoni (wood tick)
    • Dermacentor variablis (dog tick)
  29. What is the etiology for 'Q fever'
    Coxiella burnetti
  30. What are the 4 intermediate host for 'Q Fever'
    • Dermacentor andersoni (wood tick)
    • Dermacentor occidentalis (Pacific coast tick)
    • Rhipicephalus sanquineus (brown dog tick)
    • Otobius megnini (spider ear tick)
  31. what is the etiology for 'Heartwater"
    Cowdria ruminatium
  32. What is the characteristic lesion caused by Cowdria ruminatium
  33. What is the intermediate host for Heart water
    Amblyomma americanum
  34. What is the nickname for Ehrlichia canis
    Vietnam war disease
  35. What is Erlichiosis called in humans
    Potomic fever
  36. What is the intermediate host for Ehrlichia canis
    Rhipicephalus sanquineus
  37. What is considered the 'Lone Star Tick'
    Amblyomma americanum
  38. What is considered the 'Gulf coast tick'
    Amblyomma maculatum
  39. What is considered the 'East coast tick'
    Ixodes scapularis
Card Set
Parasitology - External parasites ticks
parasitology external
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