Parasitology: Trematodes and Nematodes Overview
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Questions and Answers

Which of the following is not a characteristic of trematodes?

  • Hermaphrodites
  • Two sucking organs
  • Segmented (correct)
  • Leaf-shaped
  • What is the primary mode of action of Mebendazole in treating helminth infections?

  • Paralysis of the parasite (correct)
  • Disrupting the parasite's metabolism
  • Preventing the parasite from attaching to the host
  • Killing the parasite
  • Which of the following is the most common human worm infection, as mentioned in the text?

  • Schistosoma
  • Strongyloides
  • Pinworm
  • Ascaris (correct)
  • What is the primary vector for the transmission of Schistosoma, according to the text?

    <p>Freshwater snail</p> Signup and view all the answers

    What is the most common symptom associated with severe Schistosoma infection in immunocompromised individuals?

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

    What is the primary mode of reproduction in fungi?

    <p>Sexual reproduction through spores</p> Signup and view all the answers

    Which of the following is a characteristic that distinguishes fungi from other eukaryotic organisms?

    <p>Presence of a cell wall</p> Signup and view all the answers

    Which of the following fungi is known to be dimorphic in nature, meaning it can exist in both spore and yeast forms?

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

    What is the primary mode of nutrient absorption in fungi?

    <p>Absorption through the cell wall</p> Signup and view all the answers

    Which of the following fungi is considered to be of medical importance due to its ability to cause invasive infections?

    <p>Candida auris</p> Signup and view all the answers

    What is the most accurate test for diagnosing glabrata infections?

    <p>Blood culture</p> Signup and view all the answers

    Which antifungal medication is glabrata resistant to?

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

    What is the treatment for severe or disseminated histoplasmosis?

    <p>Amphotericin and itraconazole</p> Signup and view all the answers

    Where is blastomycosis mainly found?

    <p>Dry areas like Arizona and southern California</p> Signup and view all the answers

    Which symptom is associated with coccidioidomycosis?

    <p>Joint pain ('desert rheumatism')</p> Signup and view all the answers

    Which of the following is the most common symptom associated with Chagas disease?

    <p>Esophageal disease</p> Signup and view all the answers

    What is the recommended treatment for Chagas disease with cardiac or central nervous system involvement?

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

    Which of the following is a characteristic symptom of Zika virus infection?

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

    What is the primary mode of transmission for Zika virus?

    <p>Mosquito bite</p> Signup and view all the answers

    What is the recommended treatment for Lyme disease?

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

    Which of the following is the vector for Chagas disease?

    <p>Triatominae bug</p> Signup and view all the answers

    What is the recommended treatment for severe malaria?

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

    Which vector-borne disease has Borrelia as the causative agent?

    <p>Lyme disease</p> Signup and view all the answers

    Which of the following is a contraindication for the use of primaquine in malaria treatment?

    <p>Glucose-6-phosphate dehydrogenase deficiency</p> Signup and view all the answers

    Which vector is responsible for the transmission of both dengue and Zika viruses?

    <p>Aedes mosquito</p> Signup and view all the answers

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