Ectoparasites Flashcards
Infestation of Lice
Pediculosis
Arthopods
Insects and Arachnids
3 insects
lice, fleas, flies
Biting, chewing
Mallophaga
Canine biting louse
Trichodectes canis
lice that suck
Anoplura
sucking lice of dogs, transmitted by 2 things
Linognathus setosus, direct contact and fomite. species specific
Feline biting louse
Felicola sustratus
Intermediate host of biting louse (flea tapeworm)
Dipylidium caninum
Flea
Ctenocephalides felis
Flea is an intermediate host for what and how many species of flea are there? Die at what temperatures?
Dipylidium caninum, tularemia, plague, etc. 2000 species. 120F
Flea life cycle
2 days after egg has been laid, the larvae hatch and feed on organic material (flea dirt) for 5-15 days, spin a cocoon (pupa) and develop into an adult. Will remain in pupa until they sense vibration or increase in CO2 causing them to emerge and find their host
Rodent Bot Fly Larva
Cuterebra
Infestation of cuterebra and infests what?
Myiasis, infests rodents companion animals, and humans
What stage of cuterebra infests skin?
larval stage
Extracting cuterebra can crush larva, may result in ___?
Anaphylaxis
Infestation of Arachnids
Acariasis
Scabies (dogs) black mange
Sarcoptes scabiei