Microbiology Quiz on Tuberculosis and Respiratory Pathogens

Which bacterium is frequently associated with cystic fibrosis patients?

Mycobacterium tuberculosis

Haemophilus influenzae

Pseudomonas aeruginosa (correct)

Streptococcus pneumoniae

Which test is used to detect latent tuberculosis infection?

Serology

Gram staining

Culture

Mantoux tuberculin skin test (correct)

Which antimicrobial class inhibits nucleic acid synthesis?

Quinolones (correct)

Aminoglycosides

Penicillins

Macrolides

What is the primary mode of transmission for Legionella pneumophila?

Inhalation of aerosols from contaminated water reservoirs Signup and view all the answers

Which bacterium is the causative agent of whooping cough?

Bordetella pertussis Signup and view all the answers

What is the most common mode of transmission for Mycoplasma pneumoniae?

Inhalation of respiratory droplets Signup and view all the answers

Which bacterium is commonly associated with upper respiratory tract diseases?

Moraxella catarrhalis Signup and view all the answers

What bacterium is prevented by vaccination against Haemophilus influenzae?

Klebsiella pneumoniae Signup and view all the answers

What is the common agent causing community-acquired pneumonia in neonates?

E. coli Signup and view all the answers

How does latent TB infection typically manifest in the lung?

Living dormant inside the lung Signup and view all the answers

Which bacterial pathogen is characterized by a mucoid, 'currant jelly' appearance in sputum samples?

Klebsiella pneumoniae Signup and view all the answers

Which bacterial pathogen is a common cause of acute bronchitis and is also implicated in community-acquired pneumonia?

Streptococcus pneumoniae Signup and view all the answers

Which bacterial infection is characterized by the formation of a grayish membrane in the throat?

Diphtheria caused by Corynebacterium diphtheriae Signup and view all the answers

Which bacterial pathogen is a small, gram-negative coccobacillary rod associated with respiratory infections, particularly in individuals with compromised respiratory function?