Quiz About Nematodes: Trivia Facts!
A quiz about nematodes: trivia facts! There over fifteen thousand identified worms in the phylum Nematoda. These worms occur as parasites in animals and plants or as free-living forms. They are actually the most common animals on earth and help in controlling pests in most cases. Most Nematodes are harmless to humans and animals. Do take this quiz and get to learn some more about them, their characteristics and importance to the ecosystem.
- 1.Which 4 worms have lifecycles involving migration to the lungs, being coughed up, swallowed, and down to the intestine?
- A.
Strongyloides, hookworm, ascaris and paragonimus.
- B.
Trichuris, hookworm, strongyloides and ascaris
- C.
Taenia, dicrocoelium, hookworm and enterobius.
- D.
Schistosoma, opisthorchis, ascaris and dipylidium.
- 2.Which larva can usually be found in fresh feces?
- A.
Taenia
- B.
Hookworm
- C.
Strongyloides
- D.
Enterobius
- 3.How big is an infertile Ascaris egg?
- A.
55 mjcrons
- B.
120 - 140 microns
- C.
25 - 30 microns
- D.
85 - 90 microns
- 4.What are the main reservoirs of Strongyloides?
- A.
Bears
- B.
Dogs and primates
- C.
Rats and other rodents
- D.
Sheep and cattle
- 5.How many times do the Strongyloides L1 larvae have to molt to enter the free-living cycle?
- A.
1
- B.
2
- C.
4
- D.
3
- 6.Parthenogenesis occurs in which worm?
- A.
Ascaris
- B.
Enterobius
- C.
Hookworms
- D.
Strongyloides
- 7.Ascaris is also called the whipworm?
- A.
True
- B.
False
- 8.Loeffler's syndrome occurs which nematode infection?
- A.
Trichuris.
- B.
Ascaris lumbricoides
- C.
Capillaria philippinensis
- D.
Enterobius
- 9.Ascaris can be treated with albendazole.
- A.
True
- B.
False
- 10.Rectal prolapse can occur with which nematode infection?
- A.
Enterobius
- B.
Pinworm
- C.
Trichuris trichiura.
- D.
Capillaria philippinensis
- 11.Nematodes are platyhelminths.
- A.
True
- B.
False
- 12.The eggs of Capillaria philippinensis are what size?
- A.
35 - 45 microns
- B.
60 - 70 microns
- C.
55 microns
- D.
120 - 140 microns
- 13.Trichuris trichiura are adults are found in the small intestine?
- A.
True
- B.
False
- 14.Older dogs are a greater source of environmental Toxocara contamination then puppies.
- A.
True
- B.
False
- 15.Trichinella spiralis has a high transmission rate in the UK?
- A.
True
- B.
False
- 16.Nurse-cell larval complexes are found in which worm's lifecycle?
- A.
Ancylostoma duodenale
- B.
Trichinella spiralis
- C.
Enterobius
- D.
Capillaria philippinensis
- 17.Graham's test can be used for which infection diagnosis?
- A.
Toxocara
- B.
Ascaris
- C.
Trichinella
- D.
Enterobius
- 18.Ground itch occurs with which worm infection.
- A.
Toxocara
- B.
Enterobius
- C.
Ascaris
- D.
Hookworm
- 19.Do L3 hookworm larvae have longer buccal cavities than Strongyloides?
- A.
True
- B.
False
- 20.Cutaneous larval migrans occurs in Toxocara infection?
- A.
True
- B.
False
- 21.Autoinfection can occur with Capillaria philippinensis.
- A.
True
- B.
False
- 22.Ancylostoma duodenale has no teeth.
- A.
True
- B.
False
- 23.Trichuris eggs are passed into the soil embryonated.
- A.
True
- B.
False
- 24.Visceral and ocular larval migrans are caused by:
- A.
Enterobius
- B.
Loa loa
- C.
Toxocara
- D.
Strongyloides
- 25.Properly cooking fish is a control method for which worm?
- A.
Trichinella spiralis
- B.
Toxocara
- C.
Strongyloides
- D.
Capillaria philippinensis
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