Lab 10 Flashcards
(21 cards)
Where do Sarcopetes mites belong?
Order Acariformes- Sub-order Astigmata- Burrowing mites.
Where do Psoroptes mites belong?
Order Acariformes- Sub-order Astigmata- Non-burrowing mites.
Which mites have short legs?
Burrowing mites–> Sarcoptes, Knemidokoptes, Notoedres spp.
Which mites have long legs?
Non- burrowing mites–> Choriptes, Otodectes, Psoroptes spp.
Which have Otodectic mange?
Cat.
Which have Sarcoptic mange?
- Sus.
- Sarcoptes scabiei var suis.
Which is the causative agent of Scaly leg?
- Knemidokoptes mutans.
- Affecting poultry + cage birds.
Which is the causative agent of depluming itch?
- Knemidokoptes gallinae.
- Affecting poultry.
Which method is used for the diagnosis of Sarcoptic mange?
Skin scraping since they are burrowing mites.
Which methods are used for diagnosis of Notoedric mange?
Skin scraping since they are burrowing mites.
The sp. of mites that burrow into skin?
Sarcoptes, Knemidokoptes, Notoedres spp.
This sp. occurs mainly in lower parts of legs?
Chorioptes bovis.
What chemicals are applied to dissolve the keratinous part of skin scrapings?
Alkaline chemicals such as NaOH, KOH.
These mites are able to consume tissue fluids:
Psoroptic mites.
These mites can sometimes cause anemia during heavy infection:
Psoroptic mites.
Which of the following have 3 segmented pedicels on the en of its legs?
Psoroptic mites.
Sp. of this genus of mites are able to survive off the host for a few days only:
- Sarcoptes spp. since they are burrowing mites.
Which have ø respiratory openings?
Mange mites ( SUb-order Astigmata).
How many nymph stages are there during development of mange mites?
2 nymph stages.
Which mites is viviparous?
Knemidokoptes spp.
Which sp has notoedric mange?
Dog.
