Intro to Veterinary Parasites

Before you can understand the vast world of parasites, you must first understand the basics. This test is taken from our intro test, but also rearranged- best of luck!

So there is a whole lot of junk one must go though to create a test on this site..... I hope it is helpful to anyone taking it on your parasite knowledge!

What is your age?
Under 18 Years Old
18 to 24 Years Old
25 to 30 Years Old
31 to 40 Years Old
41 to 50 Years Old
51 to 60 Years Old
Over 60 Years Old
What is your gender?
Male
Female
1. Some Nematodes have teeth in the buccal capsule
True
False
2. The______ is used in nematode reproduction for clasping and support. Like a baseball glove
Ballusk
Bursa
spicules
3. All parasitic male nematodes have a bursa
True
False
4. ________ nematodes lay eggs with larvae in them.
Viviparous
Ovoviviparous
Adult
operculate
5. The infective stage of a parasite is L-4
True
False
6. Most eggs or larvae produced by the nematode parasite within the definitive host are not infective for that host, but must develop outside the host until infective stage is reached
True
False
7. The Free living nematode has a 1)______ shaped esophagus and the Parasitic form has a Filariform or 2)________ shape.
Hour-glass; Tubular
Tubular; Hour-glass
Circular; very wide
very wide; circular
8. Parasites with more than one host have an indirect lifecycle
True
False
9. The most common route of enterance for a parasite to it's host is
Skin Penetration
Prenatal
Oral
Direct Contact
10. Nematode adults are more host specific than the larvae
True
False
11. Protozoa reproduce primarly _____
Asexually
Sexually
Orally
12. The three means of locomotion for protozoa are cilia, flagella and _____
phyla
Mastigophora
sarcodina
Pseudopodia
13. Parasitism is a beneficial relationship for both the host and the parasite
True
False
14. Gravid Proglottids are segments full of the tapeworm ova. They are Very long and dont move even when fresh
True
False
15. A host in which a parasite may normally reside in nature is called a ________ host and may be a source of infection.
Intermediate
Definitive
Reservior
Biological
16. Some parasites may cause cancer in their hosts.
True
False
17. Balantidium moves by cilia and is the only one of this classification studied in Veterinary Science
ascaridoidea
Heterozenous
Balantidium
18. Sporozoa are host species specific
True
False
19. A protozoan must have a ____ stage or enter an intermediate or transport host to be protected from the enviroment.
larval
Egg
protected
cyst
20. Hermaphrodism and diecious are interchangable terms meaning "ma-pop" in one body
True
False
21. on average a female nematode will not produce very many ova each day
True
False
22. The host's immune response to nematode parasites is ______ in the lumen than in the rest of the body.
Greater
Lesser
No difference
23. __________ are Long, segmented and have no gut
Nematode
Cestode
protozoan
Trematode
24. All cestodes have an intermediate host and a _______ for attachment on their anterior end.
Bursa
Scolex
stobila
teeth
25. The 1)_________ is found in arthropod Intermediate host and the 2)_______ is found in the vertebrate host (both are larval cestodes
Cysticercus; cysticercoid
Cysticercoid; cysticercus
Cysticeroid; cercariae
Cercariae; Cysticerus
26. Metacercariae is the encysted stage of the fluke
True
False
27. Redia, daughter sporocysts and mother sporocysts are germinal balls belonging classified under trematodes or "flukes"
True
False
28. Cestodes are leaf shaped and have both hooks and suckers
True
False
29. Flukes do not use an intermediate host for asexual development
True
False
30. Trematodes are hermaphroditic and their ova are operculate.
True
False
31. An intermediate host is one in which the adult or sexual phase occurs
True
False
32. Some protozoan parasites display a form of sexual repro
True
False
33. Knowlege of a parasites life cycle, means of infection and adaptation for the enviroment are essential to parasite control
True
False

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