Chapter 15: Lung

Chapter 15: Lung

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. Which of the following lung diseases is classified as restrictive rather than obstructive?
2. Asthma
3. Chronic bronchitis
4. Bronchiectasis
5. Pneumoconiosis
6. Emphysema

ANS: D, Pneumoconiosis is a restrictive lung disease, whereas the four other diseases listed here are obstructive lung diseases.

2. Bronchospasms in patients with nonatopic asthma who have normal IgE blood levels are most often precipitated by
3. bacteria
4. viruses
5. fungi
6. aspirin
7. exercise

ANS: B, Nonatopic asthma is most often precipitated by viruses, such as rhinoviruses or parainfluenza virus.

3. Which bacterium is the most common cause of lobar pneumonia in chronic alcoholics?
4. Haemophilus influenzae
5. Staphylococcus aureus
6. Streptococcus pneumoniae
7. Pseudomonas aeruginosa
8. Legionella pneumophila

ANS: C, Streptococcus pneumoniae, also known as pneumococcus, is the cause of lobar pneumonia in 95% of cases in persons who are chronic alcoholics.

4. A 30-year-old man was found to have atypical pneumonia that was accompanied by elevation of cold agglutinin in the serum. Which of the following is the most likely cause of this pneumonia?
5. Parainfluenza virus
6. Influenza virus
7. Chlamydia trachomatis
8. Coxiella burnetii
9. Mycoplasma pneumoniae

ANS: E, So-called primary atypical pneumonia (interstitial pneumonia) is most often caused by Mycoplasma pneumoniae. M. pneumoniae infection is associated with elevation of cold agglutinin in serum.