Microbiology Lecture 24: Bacterial Genera Overview

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

Which bacterial genera discussed in the lecture are mostly responsible for sexually transmitted diseases?

  • Borrelia and Rickettsiaceae
  • Neisseria and Chlamydia (correct)
  • Treponema and Borrelia
  • Neisseria and Rickettsiaceae

What is the typical shape and arrangement of Neisseria species?

  • Spiral and single
  • Spherical and single
  • Rod-shaped and clustered
  • Spherical and arranged in pairs (correct)

Which bacterial species can colonize the nasopharynx of healthy people without producing disease?

  • Neisseria gonorrhoeae
  • Treponema pallidum
  • Borrelia burgdorferi
  • Neisseria meningitidis (correct)

Which bacterial genera are intracellular pathogens?

<p>Rickettsiaceae and Chlamydia (C)</p> Signup and view all the answers

Which bacterium is fastidious and only grows on enriched chocolate agar and other supplemented media?

<p>Neisseria gonorrhoeae (C)</p> Signup and view all the answers

Which of the following bacterial species is responsible for causing meningococcal disease?

<p>Neisseria meningitidis (A)</p> Signup and view all the answers

What is the primary mode of transmission for Neisseria gonorrhoeae?

<p>Sexual contact (D)</p> Signup and view all the answers

Which complement system deficiencies are estimated to increase the risk of meningococcal disease by 6000-fold?

<p>C5, C6, C7, C8 (B)</p> Signup and view all the answers

What is the most important treponemal species that causes human disease?

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

How are spirochetes such as Treponema pallidum visualized for diagnosis?

<p>Darkfield microscopy or immuno-fluorescent stains (C)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Use Quizgecko on...
Browser
Browser