Microbiology Techniques Quiz
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main difference between yeast and mold in terms of growth conditions?

  • Yeast and mold both grow best at 21-25 degrees Celsius.
  • Yeast grows best at 21-25 degrees Celsius, while mold thrives at 37 degrees Celsius.
  • Yeast and mold both grow best at 37 degrees Celsius.
  • Yeast grows best at 37 degrees Celsius, while mold thrives at 21-25 degrees Celsius. (correct)
  • Which term describes the chain of elongated yeast cells?

  • Thallus
  • Pseudohyphae (correct)
  • Mycelium
  • Hyphae
  • What is the purpose of the Aerial part of the mold's Thallus structure?

  • Obtaining nutrients
  • Breaking down nutrients
  • Producing spores
  • Support reproduction (correct)
  • What is the difference between Monomorphic and Polymorph fungi?

    <p>Monomorphic fungi have one form, while Polymorphic fungi have two distinct forms in their life cycle.</p> Signup and view all the answers

    What is the incubation period for fungi cultures before examination in the laboratory?

    <p>1 week to several months</p> Signup and view all the answers

    Which term refers to the entire body of a mold that is examined under a microscope for identification purposes?

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

    What is a characteristic feature of fungi?

    <p>Rigid cell walls for maintaining shape and attachment</p> Signup and view all the answers

    Why are fungi considered achlorophyllous?

    <p>Inability to synthesize their own food</p> Signup and view all the answers

    Which characteristic distinguishes fungi from bacteria in terms of habitat?

    <p>Prefer natural habitats like soil and organic debris</p> Signup and view all the answers

    Why are fungi described as chemotrophic?

    <p>They secrete enzymes to degrade organic substrates</p> Signup and view all the answers

    Which type of fungi infection does not initiate an immune response due to lack of cellular response?

    <p>Superficial infection</p> Signup and view all the answers

    What role does the cell wall play in fungi infections?

    <p>Maintains shape and facilitates attachment</p> Signup and view all the answers

    What staining method is used to detect the presence of Cryptococcus neoformans in cerebrospinal fluid (CSF)?

    <p>India ink method</p> Signup and view all the answers

    Which type of stain is commonly used to check the presence of intracellular yeast in bone marrow aspirate or peripheral blood smear?

    <p>Wright stain</p> Signup and view all the answers

    What is the purpose of using Lactophenol Cotton Blue (LPCB) in microscopy for teasing and scotch tape preparations?

    <p>To visualize fungal elements</p> Signup and view all the answers

    Which staining method is used to identify all fungal elements appearing black?

    <p>Gomori's Methenamine Silver Stain</p> Signup and view all the answers

    For which purpose is Wood's light typically used in a clinical setting?

    <p>Determining prognosis of a patient</p> Signup and view all the answers

    Which category of antifungal agents inhibits chitin and DNA synthesis?

    <p>Polyoxin compound</p> Signup and view all the answers

    More Like This

    Microbiology Gram Staining Techniques
    60 questions
    Microbiology Lab Techniques and Bacteria
    51 questions
    Basic Microbiology Practical No. 4
    40 questions
    Use Quizgecko on...
    Browser
    Browser