Ch 14 - McCurnins pg 438 - 441 Flashcards
Potential damage from a parasite may be a function of?
- the number of parasites present
- location of parasite within the host
- production of toxins by the parasite
- and interference by parasite with the host’s normal physiologic processes
What are the clinical signs associated with parasitism?
- life threatening anemia
- hypoproteinemia
- diarrhea
- vomiting
- intestinal obstruction
- interference with normal weight gain or milk production (not always noticed - happens gradually)
Parasites are divided into two large groups, what are they?
endoparasites (internal parasites)
ectoparasties (external parasites
What parasites are considered endoparasites?
nematodes, cestodes, trematodes, protozoa, and ancanthocephalans
What parasites are considered ectoparasites?
fleas, lice, tics, mites, chiggers, biting flies, and myiasis-inducing flies
Endoparasites and ectoparasties are found where?
on and in all animals and in every tissue and organ system
Some parasites are ___ specific, whereas other parasites are capable of infecting a ____ _____ of species.
host
broad range
What are the modes of transmission?
from direct transmission to an extremely complex life cycle involving the use of intermediate hosts or transport hosts
Why is extensive knowledge vital to know about parasites’ life cycle?
it is vital to be able to share with client important bits of information that are crucial in explaining the risks, preventions, and reasons why specific treatment intervals are important
What are trematodes?
Common name: digenetic flukes - flatworms name derivation: type of parasite: species affected: key clinical signs of infected animals: an abbreviated life cycle: lab tests to diagnose the infection/infestation: zoonotic potential for clients: treatment: prevention and control techniques:
