Common Fungal Infections Quiz
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Questions and Answers

Which organism is the most often isolated in Tinea corporis (ringworm)?

  • T. rubrum
  • Sporotrichosis
  • Epidermophyton floccosum (correct)
  • Microsporum hyphae
  • What is the predominant infecting species of Tinea capitis in the USA?

  • Trichophyton tonsurans (correct)
  • Microsporum
  • T. rubrum
  • Epidermophyton floccosum
  • How does Tinea capitis manifest under long-wave ultraviolet light (Wood lamp)?

  • Red fluorescence
  • No fluorescence
  • Blue fluorescence
  • Green fluorescence (correct)
  • Which organisms are the causative agents of Tinea cruris (jock itch)?

    <p>E. floccosum, T. rubrum</p> Signup and view all the answers

    What is the characteristic manifestation of Tinea unguium (onychomycosis) on nails?

    <p>Thickened, discolored, brittle</p> Signup and view all the answers

    How are subcutaneous mycoses typically acquired?

    <p>Through traumatic lacerations or puncture wounds</p> Signup and view all the answers

    What is the common mode of acquisition for sporotrichosis?

    <p>Prick of a thorn</p> Signup and view all the answers

    Which type of infection are subcutaneous mycoses not transmissible under?

    <p>Ordinary conditions</p> Signup and view all the answers

    What does oral candidiasis manifest as in the mouth?

    <p>Mycosis on the mucous membrane</p> Signup and view all the answers

    What is the sample used for laboratory diagnosis of oral candidiasis?

    <p>Scraping of scaly skin</p> Signup and view all the answers

    What is the drug of choice for onychomycosis?

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

    Which of the following is a defining characteristic of dermatophytes?

    <p>Ability to use keratin as a source of nutrition</p> Signup and view all the answers

    Which of the following genera of dermatophytes does not infect nails?

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

    What is the most common cause of athlete's foot (tinea pedis)?

    <p>Trichophyton rubrum</p> Signup and view all the answers

    Which type of organisms often cause human infections of dermatophycoses?

    <p>Anthropophilic organisms</p> Signup and view all the answers

    What is the primary mode of transmission for dermatophyte infections from human to human or animal to human?

    <p>Direct contact with an infected person or animal</p> Signup and view all the answers

    Which tissue can athlete's foot (tinea pedis) spread to, leading to yellow and breakable nails?

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

    Which genera of dermatophytes attack the skin but do not infect hair?

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

    What is the main nutrient source for dermatophytes?

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

    Which genera of dermatophytes attack skin but do not infect nails?

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

    Which type of organisms often cause human infections of dermatophycoses?

    <p>Anthropophilic organisms</p> Signup and view all the answers

    What is the primary mode of transmission for dermatophyte infections from human to human or animal to human?

    <p>Direct contact with an infected person or animal</p> Signup and view all the answers

    Which tissue can athlete's foot (tinea pedis) spread to, leading to yellow and breakable nails?

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

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