EVERYDAY SCIENCE

SCIENCE

ZOOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What percentage of Americans are projected to contract nematode pinworms?
A
10%
B
20%
C
30%
D
None of the above
Explanation: 

Detailed explanation-1: -Pinworms (Enterobius vermicularis) are small, white worms about the length of a staple that live in the rectum of humans. About 20% of children will get pinworms. It is more common in school-age children than pre-schoolers. Adults are rarely affected, except for parents of infected children.

Detailed explanation-2: -Pinworm is the most common worm infection in the United States. Humans are the only species that can transfer this parasite. Household pets like dogs and cats cannot become infected with human pinworms. Pinworm eggs can survive in the indoor environment for 2 to 3 weeks.

Detailed explanation-3: -Enterobius vermicularis, also called pinworm, is one of the most common nematode infections in the world. Originally, E. vermicularis was named Oxyuris vermicularis.

Detailed explanation-4: -Almost the entire body of a gravid female becomes filled with eggs. The estimations of the number of eggs in a gravid female pinworm range from about 11, 000 to 16, 000. The egg-laying process begins about five weeks after initial ingestion of pinworm eggs by the human host.

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