Mycobacterium Tuberculosis
About the Lecture
The lecture Mycobacterium Tuberculosis by Sean Elliott, MD is from the course Bacteria.
Included Quiz Questions
Which of the following refers to the typical mode of transmission of Mycobacterium tuberculosis?
- Through respiratory droplets
- Through sexual contact
- By a fecal-oral route
- Through blood
- Via vectors
The release of which of the following proinflammatory cytokines primarily induces bacterial killing in response to the phagocytosis of Mycobacterium tuberculosis by alveolar macrophages?
- Interferon-gamma
- Tumor necrosis factor-alpha
- Interleukin-11
- Interleukin-6
- Interleukin-18
Which of the following terms best describes the involvement of the hilar lymph nodes during infection by Mycobacterium tuberculosis?
- Ghon complex
- Ghon focus
- Cavitary lesion
- Consolidation
- Miliary spread
Which of the following is a characteristic pulmonary finding in cases of secondary tuberculosis?
- Cavitary lesions in the upper lobes
- Consolidation in the upper lobes
- Ghon complex in the upper lobes
- Ghon focus in the upper lobes
- Consolidation in the lower lobes
Previous administration of which of the following vaccines may result in a false-positive result on a tuberculin skin test?
- BCG vaccine
- DPT vaccine
- MMR vaccine
- Hib vaccine
- HPV vaccine
Which of the following stains will best detect Mycobacterium tuberculosis in the sputum of an infected individual?
- Acid-fast stain
- Gram stain
- Auramine–rhodamine stain
- Hematoxylin and eosin stain
- Periodic acid–Schiff stain
Which of the following culture media is most commonly used to grow Mycobacterium tuberculosis?
- Löwenstein-Jensen medium
- Blood agar
- Chocolate agar
- MacConkey agar
- Baird-Parker agar
Which of the following types of hypersensitivity reactions is expected in response to injection of purified protein derivative (PPD) in an individual exposed to Mycobacterium tuberculosis?
- Type IV hypersensitivity reaction
- Type I hypersensitivity reaction
- Type II hypersensitivity reaction
- Type III hypersensitivity reaction
- Type V hypersensitivity reaction
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Author of lecture Mycobacterium Tuberculosis
Sean Elliott, MD
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It's explained in a very understandable way and slow for non native speackers
