Free-Living Amebae Diseases

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Questions and Answers

Which of the following genera is responsible for causing primary amebic meningoencephalitis (PAM)?

  • Toxoplasma
  • Plasmodium
  • Acanthamoeba
  • Naegleria (correct)

What disease is caused by Acanthamoeba spp in individuals with compromised immune systems?

  • Malaria
  • Granulomatous amebic encephalitis (GAE) (correct)
  • Zika virus
  • Dengue fever

Which of the following diseases is produced by Naegleria fowleri?

  • Granulomatous amebic encephalitis (GAE)
  • Leishmaniasis
  • Primary amebic meningoencephalitis (PAM) (correct)
  • Chagas disease

What is the function of the auricle in the external ear?

<p>Collect air vibration (A)</p> Signup and view all the answers

Which nerve supplies the extrinsic and intrinsic muscles of the auricle in the external ear?

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

What is the length of the external auditory meatus in adults?

<p>2.5 cm (A)</p> Signup and view all the answers

Which part of the external auditory meatus is lined by skin and contains hairs, sebaceous, and ceruminous glands?

<p>Outer third (A)</p> Signup and view all the answers

Where does the middle ear (tympanic cavity) lie within the temporal bone?

<p>In the petrous part (B)</p> Signup and view all the answers

Which part of the ear collects air vibration?

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

What is the length of the external auditory meatus in adults?

<p>2.5 cm (C)</p> Signup and view all the answers

Which nerve supplies the extrinsic and intrinsic muscles of the auricle in the external ear?

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

What is the narrowest part of the external auditory meatus?

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

Where does the middle ear (tympanic cavity) lie within the temporal bone?

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

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