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Question

Which of the following endoparasites of humans does show viviparity?


A

Ascaris lumbricoides

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B

Trichinella spiralis

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C

Enterobius vermicularis

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D

Ancylostoma duodenale

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Solution

The correct option is B

Trichinella spiralis


The correct option is B.

The explanation for correct option:

  1. Trichinella spiralis is a nematode parasite that causes an illness called trichinosis, which is characterized by muscle stiffness and soreness.
  2. The larvae parasites are spread by another host eating the contaminated meat of the larvae parasites.
  3. Trichinella spiralis is known as the "pig worm" because it is most usually discovered in raw pork and numerous pork-based products.

The explanation for incorrect option:

Option A:

Endoparasites that deposit eggs are known as Ascaris lumbricoides.

Option C:

Enterobius vermicularis is a type of endoparasite that lays eggs.

Option D:

Endoparasites that deposit eggs are known as Ancylostoma duodenale.

Final Answer: Trichinella spiralis shows viviparity


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