Which of the following is not an infection of the lungs/respiratory tract?
Correct answer: D. None of the given options
- A. Histoplasmosis
- B. Tuberculosis
- C. Cystic fibrosis
- D. None of the given options
Explanation
Options B and C are easier to eliminate. Use the figure below to help remember why to eliminate histoplasmosis.
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About Respiration
The human respiratory system includes the air passages, lungs, alveoli and breathing muscles, while gaseous exchange explains how oxygen enters blood and carbon dioxide leaves it by diffusion. The effects of smoking include damage to cilia and alveoli, reduced gas exchange, chronic bronchitis, emphysema and increased risk of lung cancer.
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