Tropical Disease Quiz
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Questions and Answers

Which disease is also known as elephantiasis?

  • Brugia malayi
  • Onchocerca volvulus
  • Brugia timori
  • Wuchereria bancrofti (correct)
  • What is the name of the related condition caused by Onchocerca volvulus?

  • Brugia timori
  • River blindness (correct)
  • Filariasis
  • Brugia malayi
  • How do blackflies transmit Onchocerca volvulus?

  • Through direct contact
  • Through ingestion of contaminated water
  • Through their bites (correct)
  • Through mosquito bites
  • Which part of the body does Onchocerca volvulus primarily affect?

    <p>Skin</p> Signup and view all the answers

    How many people worldwide are estimated to have either filariasis or river blindness?

    <p>1.5 billion</p> Signup and view all the answers

    Study Notes

    Filariasis and River Blindness

    • Lymphatic filariasis is also known as elephantiasis, a disease characterized by abnormal enlargement of body parts.
    • Onchocerciasis, also known as river blindness, is a related condition caused by Onchocerca volvulus.
    • Blackflies transmit Onchocerca volvulus through their bites, which deposit microfilariae into the human body.
    • Onchocerca volvulus primarily affects the skin and eyes, causing severe skin lesions and vision impairment.
    • It is estimated that approximately 120 million people worldwide are affected by either filariasis or river blindness.

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    Description

    Test your knowledge on tropical diseases like elephantiasis and onchocerciasis in this quiz. Learn about the nematodes that cause these conditions and the insects that spread them.

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