Tick Infestation Flashcards
how are ticks destructive to their host?
blood sucking parasitic anthropods (blood sucking fuckers)
how long can ticks survive between blood meals?
several years
how are ticks important in disease transmission?
important vectors
what parasite is blood-feeding arachnid?
ticks
what are the two major families of ticks that are of veterinary importance?
ixodidae
argasidae
what is the head of the tick called?
capitulum or gnathosoma
what is the body of the tick called?
idiosma
what does basis capituli mean?
near body
what do chelicerae on ticks do?
cutting blades for laceratio
what do hypostome on ticks do?
barbed, penetrating sucking organ
what do pals on ticks do?
a sensory appendages
label each part
describe the idiosoma of ticks? (shape and leg #)
dorsoventrally flattened, 8 legs
what are spiracles?
respiratory openings
what is the dorsal shield of the tick?
scutum
what are the grooves on the back margin of the tick?
festoons
what is this body part called?
scutum
which family of ticks is the hard tick?
ixodidae
which family of ticks is the soft tick?
Argasidae
Describe transovarian transmission
disease organisms are passed from adult female tick to her larvae through infection of her ovaries/eggs
Describe transstadial transmission
infection acquired through larval tick is carried thorough to nymphal stage and can be transmitted when nymph feeds
OR
infection acquired by nymph carried through to adult stage and transmitted when adult feeds
what type of transmission is each of these?
what type of transmission do one host ticks have?
transovarian transmission
what type of transmission do 2 or 3 host ticks have?
transstadial transmission