Lab 7. Examination for arthropods of veterinary importance. Lice, fleas (T) Flashcards
What is the name of the development for lice?
Epimorphosis (egg > 3/5 nymph stages > adult): insects
How big is an adult louse?
1-14 mm
How many larval stages of flea?
3
How does fleas develop?
By Holometamorphosis
In flea infestation, which are the clinical signs?
None of them
Correct: Restlessness, scratching, intense grooming, anemia, fleabite allergy, hot spot in dog
and military dermatitis in cat)
Which is true? (size of adult flea)
Adult flea is 1-6 mm
How big are the eggs of flea?
0.5 mm
Which is characteristic for a cat infected with fleas?
Miliary dermatitis
Which is characteristic for a dog infected with fleas?
Hotspots on lumbosacral and gluteal region
What is special about Tunga penetrans (jigger)?
Only the male sucks blood
Genus of the human flea?
Tunga penetrans
Genus of the rat flea?
Xenopsylla cheopis
What is the name of development for fleas?
Holometamorphosis (egg > 3-11 larval stages > pupa > adult): insects
Which gender are the biggest lice?
Female
How are the eyes of the lice?
Reduced or absent