Entomology Final

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Author:
caitlin.schlagal
ID:
251779
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Entomology Final
Updated:
2013-12-08 19:13:19
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Ento 301
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Entomology 301 Final Flashcards
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  1. What is the disease cycle for Yellow Fever?
    Mosquito -> Man -> Mosquito
  2. What is the definition of an arbovirus?
    Viruses that multiply in both vertebrate and invertebrate hosts
  3. What is the vector of Yellow Fever?
    Aedes aeygpti
  4. True or False: All arboviruses are zoonotic?
    True
  5. Humans and horses are what type of host?
    Dead end host
  6. What is Encephalitides?
    viral disease which affects CNS of man and horses
  7. What is the most important communicable disease in the world?
    Malaria
  8. What is the species of Malaria?
    Plasmodium, four types
  9. What is the vector of Malaria?
    Anopheles quadrimaculatus
  10. What is the cycle for malaria?
    • Sporozoites enter the human after being injected by infected mosquito
    • They enter the liver cells and reproduce asexually
    • They then travel and enter the red blood stream and reproduce sexually
    • The mosquito can become infected when it feed on a person undergoing the gameotycte phase
  11. What is the vector of dog heartworms?
    Dirofilaria immitis
  12. What is the cycle for dog heartworms?
    • A mosquito becomes infefcted when microfilaria are injested
    • After three weeks the larval stage moves to mouthparts
    • The mosquito deposits infective larvae
    • Larvae live in dog's tissue for 3-4 months before moving to heart
    • Mature heartworms, in heart, produce microfilaria which circulate in bloodstream
  13. What are the defining characteristics of the female mosquito?
    Elongated mouth parts adapted for sucking blood, antennae with few short hairs
  14. What are the defining characteristics of the male mosquito?
    Elongated mouthpart, but does not suck blood, antenna very plumose
  15. What are the two suborders of mosquito?
    • Anophelinae
    • Culicinae
  16. What are the characteristics of the subfamily anophelinae?
    Generally have spotted wings, rest with body at 40-90 degree angle to the resting surface
  17. What are the characteristics of the subfamily culicinae?
    Wing without spots, rest with body help parallel to resting surface
  18. What are the two important stages in mosquito development?
    • Larvae - wigglers
    • Pupae - tumblers

    Both breathe through air tube - siphon
  19. What is an example of a transient habitat?
    Roadside ditches, canals, ground pools
  20. What is an example of a Treehole habitat?
    Tree hole, tires
  21. What is the scientific name of the common malaria mosquito?
    Anopheles quadrimaculatus
  22. What is the scientific name of the Yellow Fever mosquito?
    Aedes aegypti
  23. What is the scientific name of the Asian tiger mosquito?
    Aedes albopictus
  24. What is the scientific name of the southern house mosquito?
    Culex pipen quinqufasciatus
  25. What is the scientific name of the Gallinipper?
    Psorophora ciliata

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