flea life cycle

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eleanorgwenmurtagh
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193685
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flea life cycle
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2013-01-20 00:34:31
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flea life cycle
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flea life cycle
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  1. explain the egg stage of the flea life cycle
    • 50%
    • eggs are produced 24-36 hours after first blood meal
    • eggs are laid on host
    • eggs are white and oval shaped
    • eggs slip off host into enviroment
    • eggs hatch within 1-10 days depending on humidity and temperature
  2. explain the larva stage of the flea life cycle
    • 35%
    • larvae are slender and white and resemble maggots
    • larvae ear organic debris, especially flea dirt
    • larvae need high humidity to survive and are sensitive to heat and light
    • larvae go through 2 moults or 3 instars in 5-11 days
    • larvae produce a sticky cocoon in which they pupate
  3. explain the pupae stage of the life cycle
    • 10%
    • cocoon is white and oval shaped
    • cocoon is sticky and collects debris to camouflage
    • pupae are resistant to chemicals and drying out
    • emergence occurs in 3-9 days depending on pressure heat and Co2
    • if conditions are not met can be dormant for 2 years
    • cocoon holds pre emerged adult which pops out quickly
  4. explain the adult stage of the flea life cycle
    • 5%
    • emerged adult immediatly lands on host
    • adult uses proboscis to find blood vessel
    • flea saliva prevents coagulation of blood
    • flea saliva causes FAD
    • flea feces causes cat scratch disease in humans
    • fleas are usually scratched or groomed off host before reaching its lifespan of 100 days
    • fleas are obligate external parasites and do not jump of the host
  5. what percent of the problem is the flea egg?
    50%
  6. what percent of the problem is the flea larva?
    35%
  7. what percent of the problem is the flea pupae?
    10%
  8. what percent of the problem is the adult flea?
    5%
  9. name the 4 stages of the flea life cycle
    • egg 
    • larva
    • pupae
    • adult
  10. eggs are produced how many hours after the first blood meal?
    24-36 hours
  11. eggs hatch in how many days?
    1-10 days
  12. what two varients affect the hatching of the egg?
    humidity and temperature
  13. where are eggs laid?
    on the host
  14. what do larvae eat?
    organic debris like flea dirt
  15. what varients do the larvae need to survive?
    high humidity
  16. what are the larvae sensitive to?
    heat and light
  17. how many moults do the larvae go through in how many days?
    2 moults or 3 in stars in 5-11 days
  18. what are pupae resistant to?
    chemicals and drying out
  19. when does emergence of the pupae happen?
    in 3-9 days 
  20. what does emmergence of the pupae depend on ?
    pressure heat and co2
  21. if conditions are not met for a pupae how long can they remain dorment?
    2 years
  22. what does the cocoon hold?
    the pre emerged adult which pops out quickly
  23. when the adult has emerged what will it do next?
    immediately find a host and take a blood meal
  24. what does proboscis mean?
    it is what the flea uses to find a blood vessel to take a meal
  25. what does flea saliva do to the blood?
    prevents it from coagulating
  26. flea saliva causes?
    Flea allergy dermatitis Fad
  27. flea feces causes what in humans?
    cat scratch disease
  28. why do fleas not normally reach there full 100 day life span?
    they are usually scratched or groomed of the host
  29. what type of parasites are fleas?
    obligate external parasites
  30. what does obligate external parasites mean?
    they spend there life on one host
  31. list flea prevention products
    • capstar
    • program
    • revolution
    • ecto sooth shampoo
    • ecto smoothe plus
    • preventic collar
    • ovicollar
    • ovitrol duel action collar
    • advantage
    • advantage multi
    • k9 advantix
  32. capstar A.I
    nitenpyram
  33. program A.I
    lufenuron
  34. revolution A.I
    selamectin
  35. ecto soothe shampoo A.I
    pyrethrins
  36. ecto soothe plus
    2 x pyrethrins as Ecto soothe shampoo
  37. preventic collar A.I
    Amitraz 9%
  38. ovicollar A.I
    methoprene (precor)
  39. ovitrol duel action collar
    methoprene, propoxur
  40. vet kem premise sprays A.I
    methoprene , permethrins
  41. Advantage A.I
    imidacloprid
  42. Advantage Multi A.I
    imidacloprid, moxidectin
  43. k9 advantix A.I
    imidacloprid, permethrins
  44. which A.I should not be used with felines?
    permethrins, it cannnot be metabolized
  45. what are 4 other types of fleas?
    • human flea
    • poultry flea
    • rat flea
    • rabbit flea
  46. which flea is most common?
    cat flea C.felis
  47. pyrethrins
    naturally occuring insecticide derived from the african chrysanthemum- adulticide
  48. permethrins
    synthetic pyrethrin -dangerous to cats
  49. flea shampoo
    usually pyrethrins with no residual
  50. I.D.R
    insect growth regulator- gets egg and larvae
  51. I.D.I
    insect development inhibitor-inhibits chitin, which affects the fleas exoskeleton (bone teeth ect)
  52. Integrated flea managment
    using a combination of flea products
  53. on label and off label products
    • on label products are tested and researched and adhere to regulations
    • off label are found during the research of another use and are not researched enough to be used on label. normally used at drs descretion

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