Question

unit examinations content
page 29 of 51
question 28
what infectious disease produces small lesions or tubercles in the lungs?
a emphysema
b asthma
c pneumonia
d tuberculosis
e bronchitis

Explanation:

• Option A: Emphysema is a chronic obstructive pulmonary disease (COPD) caused by damage to alveoli, not by infection producing tubercles.
• Option B: Asthma is a chronic inflammatory airway disease with bronchoconstriction, not related to tubercles in the lungs.
• Option C: Pneumonia is an infection (bacterial, viral, etc.) causing lung inflammation, but it doesn't typically produce tubercles.
• Option D: Tuberculosis (caused by Mycobacterium tuberculosis) infects the lungs and produces small lesions or tubercles (granulomas) as part of the immune response to the infection.
• Option E: Bronchitis is inflammation of the bronchial tubes, usually causing cough and mucus, not tubercles.

Answer:

D. tuberculosis