Malayan Filariasis Diagnosis and Characteristics Quiz
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Questions and Answers

What is the common name for Dracunculus medinensis?

  • Ringworm
  • Hookworm
  • Tape worm
  • Fiery serpent (correct)

Which parasite is frequently found in the subcutaneous tissues and muscles of humans, dogs, and sometimes cattle and horses?

  • Dracunculus medinensis (correct)
  • Ascaris lumbricoides
  • Taenia solium
  • Trichinella spiralis

What is the morphology of female Dracunculus medinensis?

  • 500 to 700 micrometers
  • 60 cm in length (correct)
  • 1.2 to 2.9 cm long
  • 6 days in clean water

Where can larvae of Dracunculus medinensis live for 6 days?

<p>In clean water (D)</p> Signup and view all the answers

What is the other common name for Dracunculus medinensis besides Guinea worm?

<p>Medina worm (D)</p> Signup and view all the answers

What is the common name for Onchocerca volvulus?

<p>Blinding Worm (A)</p> Signup and view all the answers

Where are microfilariae of Onchocerca volvulus found in the human body?

<p>Under the skin in nodules (B)</p> Signup and view all the answers

Which vector is responsible for transmitting Onchocerca volvulus?

<p>Simulium Blackfly (D)</p> Signup and view all the answers

What is the leading cause of blindness in Africa?

<p>African River Blindness (B)</p> Signup and view all the answers

How is diagnosis of Onchocerca volvulus infection typically confirmed?

<p>Skin snip/tissue scraping to find unsheathed microfilariae (D)</p> Signup and view all the answers

Which characteristic is unique to the microfilariae of Onchocerca volvulus?

<p>Tail with continuous nuclei (A)</p> Signup and view all the answers

What is a characteristic feature of microfilariae from Brugia malayi?

<p>Unsheathed with no nuclei at the tip of the tail (C)</p> Signup and view all the answers

Which disease is commonly known as 'Malayan filariasis'?

<p>Elephantiasis (D)</p> Signup and view all the answers

What distinguishes Loa loa microfilariae from other types?

<p>Sheathed with nuclei up to the tail tip (A)</p> Signup and view all the answers

In which infection can 'Calabar swellings' be observed?

<p>Loiasis (C)</p> Signup and view all the answers

What is a characteristic symptom of Loa loa infection in the eyes?

<p>Redness and swelling (C)</p> Signup and view all the answers

How do microfilariae of Onchocerca volvulus differ from those of Brugia malayi?

<p>'Blinding Worm' characteristics (B)</p> Signup and view all the answers

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