Naegleria Fowleri Infection

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Questions and Answers

What is the primary route of infection for Naegleria fowleri?

  • Entry through the nasal cavity (correct)
  • Oral ingestion
  • Skin contact
  • Direct entry into the bloodstream

Which activity is most commonly associated with Naegleria fowleri infection?

  • Fishing in freshwater lakes
  • Nasal irrigation
  • Diving and white-water rafting (correct)
  • Swimming in chlorinated pools

What is the vector for Chagas disease transmission?

  • Tsetse flies
  • Kissing bugs (correct)
  • Fleas
  • Mosquitoes

Where is Chagas disease most common?

<p>South and Central America (B)</p> Signup and view all the answers

What is the fatality rate of Naegleria fowleri infection?

<p>&gt;50% (C)</p> Signup and view all the answers

How are most people in the United States infected with Chagas disease?

<p>Infected in Mexico (C)</p> Signup and view all the answers

Which disease is caused by Trichomonas vaginalis?

<p>Trichomiad genital tract infections (A)</p> Signup and view all the answers

What is the most common symptom of giardiasis?

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

Which disease is transmitted to humans by the bite of phlebotomus sandflies?

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

Where does Trichomonas vaginalis infection typically cause inflammation in males?

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

Which organ is primarily affected by Chagas disease?

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

What is a common route of transmission for Giardia intestinalis?

<p>Contaminated food and water (C)</p> Signup and view all the answers

Which form of leishmaniasis produces ulcerating skin lesions?

<p>Cutaneous leishmaniasis (B)</p> Signup and view all the answers

What is the characteristic symptom of visceral leishmaniasis (kala azar)?

<p>Enlargement of the spleen and liver (D)</p> Signup and view all the answers

What is a potential complication associated with Trichomonas vaginalis infection in pregnancy?

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

Where is Chagas disease most commonly acquired?

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

How do people acquire toxoplasma infections?

<p>By contact with infected cats (C)</p> Signup and view all the answers

What is the main concern of toxoplasmosis in pregnant women?

<p>Risk of congenital malformations in the fetus (D)</p> Signup and view all the answers

What is the most common manifestation of toxoplasmosis in immunocompromised individuals?

<p>Brain disease (encephalitis) (B)</p> Signup and view all the answers

How are people mainly infected with Cryptosporidiosis?

<p>Ingesting oocysts in unfiltered water supplies (A)</p> Signup and view all the answers

Why are oocysts of Cryptosporidiosis highly resistant to chlorination of water supplies?

<p>They have a thick wall (B)</p> Signup and view all the answers

How does Cryptosporidiosis mainly affect individuals with normal immune defenses?

<p>Acute self-limited diarrhea (B)</p> Signup and view all the answers

What is the primary cause of severe diarrhea in both immunocompetent and immunocompromised individuals related to Cryptosporidiosis?

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

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