Bacillus Anthracis and Bacillus Cereus Characteristics Quiz
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Questions and Answers

What is the primary mode of transmission for anthrax spores?

  • Exposure to contaminated water sources
  • Inhaling spores from infected animals (correct)
  • Direct contact with infected individuals
  • Ingesting contaminated food

    • What is the significance of the 'Viking ship with a mast' image in the text?

  • It represents the shape of a chest X-ray showing a widened mediastinum, a sign of pulmonary anthrax (correct)
  • It symbolizes the transportation of anthrax spores by Viking ships
  • It is a visual representation of the treatment for anthrax using a fluoroquinolone or doxycycline
  • It is a metaphor for the rapid spread of anthrax through a population

    • What is the significance of the 'Flower and Bicycle wheel' image on the Viking ship?

  • It represents the toxin produced by Bacillus cereus that causes food poisoning
  • It signifies the diagnostic tests used to identify anthrax, such as Gram stain and culture
  • It symbolizes the rapid spread of anthrax through a population
  • It is a visual representation of the treatment for anthrax using a fluoroquinolone or doxycycline (correct)

    • What is the primary pathogenic mechanism of the diarrheal toxin produced by Bacillus cereus?

    <p>It increases cAMP levels, leading to watery diarrhea</p> Signup and view all the answers

    Which of the following is a key diagnostic tool for identifying anthrax infection?

    <p>All of the above</p> Signup and view all the answers

    What is the primary reason for the high mortality rate associated with pulmonary anthrax?

    <p>The rapid progression to hemorrhagic mediastinitis</p> Signup and view all the answers

    What unique characteristic distinguishes the leather armor of Bacillus Anthracis and Bacillus cereus from others?

    <p>It is made of protein (polypeptide) instead of polysaccharide</p> Signup and view all the answers

    Which bacterial species mentioned in the text is capable of surviving in extreme environments due to its spore-forming ability?

    <p>Bacillus Anthracis</p> Signup and view all the answers

    What toxin functions as an adenylyl cyclase, increasing cAMP intracellularly and causing fluid to go extracellularly?

    <p>Edema Factor (EF)</p> Signup and view all the answers

    Which factor acts as a protease and cleaves MAP Kinase, responsible for cell growth?

    <p>Lethal Factor (LF)</p> Signup and view all the answers

    What is the main function of Protective Antigen (PA) in the disease process?

    <p>Mediates entry of toxins into eukaryotic cells</p> Signup and view all the answers

    Which mode of transmission is associated with Bacillus Anthracis according to the text?

    <p>Contact with infected animals or inhalation of spores</p> Signup and view all the answers

    What is the primary reason for the high mortality rate associated with pulmonary anthrax?

    <p>The rapid progression of the disease to hemorrhagic mediastinitis</p> Signup and view all the answers

    What is the significance of the 'Viking ship with a mast' image in the text?

    <p>It is meant to depict the widened mediastinum, a characteristic x-ray finding in pulmonary anthrax</p> Signup and view all the answers

    Which mode of transmission is associated with Bacillus Anthracis according to the text?

    <p>Direct contact with infected animals</p> Signup and view all the answers

    What is the primary pathogenic mechanism of the diarrheal toxin produced by Bacillus cereus?

    <p>It increases cAMP, leading to fluid secretion and diarrhea</p> Signup and view all the answers

    Which bacterial species mentioned in the text is capable of surviving in extreme environments due to its spore-forming ability?

    <p>Both Bacillus Anthracis and Bacillus cereus</p> Signup and view all the answers

    What is the significance of the 'Flower and Bicycle wheel' image on the Viking ship?

    <p>It represents the treatment options for anthrax, which include fluoroquinolones or doxycycline</p> Signup and view all the answers

    What is the primary virulence factor of Bacillus Anthracis that regulates pathogenesis by temperature, CO2, and serum?

    <p>Protective Antigen</p> Signup and view all the answers

    Which feature distinguishes Bacillus Anthracis and Bacillus cereus leather armor from others?

    <p>Made of a protein (polypeptide)</p> Signup and view all the answers

    Which toxin functions as an adenylyl cyclase, increasing cAMP intracellularly and leading to edema formation?

    <p>Edema Factor Toxin</p> Signup and view all the answers

    In which specific part of the body does pulmonary anthrax primarily affect humans?

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

    Which bacterial species mentioned has the ability to form spores, enabling survival in extreme environments?

    <p>Bacillus anthracis</p> Signup and view all the answers

    What is the mode of transmission associated with acquiring pulmonary anthrax described in the text?

    <p>Inhalation of spores</p> Signup and view all the answers

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