Fungal Pathogens and Antifungal Therapies
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Questions and Answers

Which of the following statements about antifungal therapies is correct?

  • Amphoterecin B is the least toxic antifungal agent.
  • Antifungal drugs cannot harm human tissues because fungi are prokaryotes.
  • Fungi can resist the oxidative damage of T cells during cell-mediated immune responses. (correct)
  • Mycoses are among the easiest diseases to heal.

Which of the following statements about the categories of fungal agents is true?

  • True pathogens exhibit dimorphism based on temperature differences. (correct)
  • True pathogens are not endemic to certain regions.
  • True pathogens lack the ability to produce enzymes and proteins.
  • All fungi are considered true pathogens.

Which of the following statements about controlling mycotic infections is false?

  • Prevention involves reducing contact with spores through protective clothing.
  • Immunization is usually effective. (correct)
  • Prevention involves reducing contact with spores through the use of masks.
  • Surgical removal of damaged tissues may be necessary in some cases.

What is a common side effect of antifungal treatment, especially with long-term use?

<p>Harm to human tissues (C)</p> Signup and view all the answers

Which of the following statements about fungal diseases is true?

<p>Signs of mycoses are often overlooked or misinterpreted. (A)</p> Signup and view all the answers

Which of the following is NOT a category of clinical manifestation of fungal disease mentioned in the text?

<p>Systemic infections caused by compromised immune systems. (A)</p> Signup and view all the answers

What is the distinction between true fungal pathogens and opportunistic pathogens?

<p>True pathogens can invade and grow in a healthy host, while opportunists cannot. (C)</p> Signup and view all the answers

Which of the following is an example of a toxicosis mentioned in the text?

<p>Ingestion of poisonous mushrooms. (B)</p> Signup and view all the answers

What is a common target for antifungal treatment?

<p>Ergosterol in fungal membranes (A)</p> Signup and view all the answers

Which of the following statements about antifungal therapies is true?

<p>Fungi are often resistant to antifungal agents. (C)</p> Signup and view all the answers

Which of the following is considered the 'gold standard' of antifungal agents?

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

Which of the following is NOT a category of asexual spores produced by fungi?

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

Which of the following fungal infections is caused by inhalation of spores from soil or decaying vegetation?

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

Which of the following conditions is caused by an allergic reaction to fungal spores?

<p>Allergic bronchopulmonary mycosis (B)</p> Signup and view all the answers

What is the primary mechanism of action for azole antifungal drugs?

<p>Inhibition of ergosterol synthesis (C)</p> Signup and view all the answers

Which of the following fungi is a common cause of toxicosis in livestock and humans due to the production of mycotoxins?

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

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