Thread-like, microscopic worms cause an infectious disease known as Filariasis. This parasitic round worm has two species that are linked with this disease often – Brugia malayi and Wuchereria bancrofti. The parasite’s larval form spreads this disease to humans through a mosquito bite. 8 of these filarial worms are known to be the definitive host of humans. Listed below are some questions on the topic Filariasis provided, along with answers. Solve and check to verify your answers.
1. Filariform larvae are observed with
(a) Trichuris trichura
(b) Necator americanus
(c) Ascaris lumbricoides
(d) Enterobius vermicularis
Answer: (c)
2. Except this, all others enter through the dermal route
(a) Ascaris
(b) Trichuris
(c) Necator americanus
(d) Strongyloides
Answer: (b)
3. The Filarial larva can be collected from the sample of
(a) biopsy of liver
(b) smears of intestinal contents
(c) smears of spleen
(d) peripheral blood at midnight
Answer: (d)
4. The sperm of nematodes are
(a) ciliated
(b) amoeboid
(c) diploid
(d) haploid
Answer: (b)
5. The causative of Filariasis is
(a) Schistosome
(b) Trichinella
(c) Culex
(d) Wuchereria
Answer: (d)
6. This accurately does not describe Lymphatic filariasis
(a) is caused by parasitic worms Brugia malayi and Wuchereria bancrofti
(b) one of the most common manifestations is Chyluria
(c) chiefly affects the lower limb
(d) intermediate vector is the mollusc
Answer: (d)
7. Which of the following diseases is caused by a nematode?
(a) Poliomyelitis
(b) Filariasis
(c) Leprosy
(d) Amoebiasis
Answer: (b)
8. Filariasis in India is transmitted by
(a) Musca domestica
(b) Anopheles culicifacies
(c) Culex fatigens
(d) Aedes aegypti
Answer: (c)
9. Filariasis is a result of the infection of
(a) Fleas
(b) Bed bug
(c) Leech
(d) Nematode worm
Answer: (d)
10. Ascaris lumbricoides, commonly is known as
(a) Filarial worm
(b) Hookworm
(c) Roundworm
(d) Pinworm
Answer: (c)
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