Mycobacterium Tuberculosis Overview

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How many infectious droplet nuclei can a cough typically produce?

2000

500

1000

3000 (correct)

How long can the air in a room remain infectious after the absence of a person with pulmonary TB?

30 minutes (correct)

40 minutes

20 minutes

10 minutes

What type of isolation rooms should people with suspected TB or hospitalized HIV-positive patients with respiratory symptoms be admitted to?

Positive-pressure isolation rooms

Standard hospital rooms

Quarantine rooms

Negative-pressure isolation rooms (correct)

What type of respirator mask is recommended by the CDC for reducing the risk of TB transmission?

N95 respirator masks Signup and view all the answers

What is the primary purpose of the BCG vaccine for tuberculosis?

To prevent the progression to disseminated disease in young children Signup and view all the answers

What is the leading cause of infectious disease deaths worldwide?

Mycobacterium tuberculosis Signup and view all the answers

Which of the following is NOT a characteristic of Mycobacterium tuberculosis?

Anaerobic and spore-forming Signup and view all the answers

Which of the following factors contributes to the rapid spread of Mycobacterium tuberculosis?

Crowded living conditions Signup and view all the answers

What is the primary reason for the high incidence of tuberculosis in the USA among immigrants from certain countries?

Higher rates of multidrug-resistant tuberculosis in their home countries Signup and view all the answers

Which of the following is a risk factor for infection with drug-resistant Mycobacterium tuberculosis?

Exposure to persons known to have multidrug-resistant tuberculosis Signup and view all the answers

How does Mycobacterium tuberculosis primarily spread from person to person?

Through inhalation of droplet nuclei containing the bacteria Signup and view all the answers

Mycobacterium Tuberculosis Overview

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Questions and Answers

How many infectious droplet nuclei can a cough typically produce?

How long can the air in a room remain infectious after the absence of a person with pulmonary TB?

What type of isolation rooms should people with suspected TB or hospitalized HIV-positive patients with respiratory symptoms be admitted to?

What type of respirator mask is recommended by the CDC for reducing the risk of TB transmission?

What is the primary purpose of the BCG vaccine for tuberculosis?

What is the leading cause of infectious disease deaths worldwide?

Which of the following is NOT a characteristic of Mycobacterium tuberculosis?

Which of the following factors contributes to the rapid spread of Mycobacterium tuberculosis?

What is the primary reason for the high incidence of tuberculosis in the USA among immigrants from certain countries?

Which of the following is a risk factor for infection with drug-resistant Mycobacterium tuberculosis?

How does Mycobacterium tuberculosis primarily spread from person to person?

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