Advanced Secondary Bronchi Quiz

Q1. Which segmental bronchi arise from the right superior lobar bronchus?

• Superior and inferior lingular
• Apical, posterior, and anterior
• Superior and medial basal
• Medial and lateral

Q2. Which segmental bronchi arise from the right middle lobar bronchus?

• Anterior and superior
• Superior and inferior lingular
• Apical and posterior
• Lateral and medial

Q3. Which bronchial division supplies the superior segment of the right lower lobe?

• Left superior lobar bronchus
• Right superior lobar bronchus
• Right middle lobar bronchus
• Right inferior lobar bronchus

Q4. Which bronchi arise from the lingular division of the left superior lobar bronchus?

• Superior and inferior lingular
• Medial and lateral
• Apical and medial basal
• Anterior and posterior basal

Q5. Which lobar bronchus supplies the left lower lobe bronchopulmonary segments?

• Right inferior lobar bronchus
• Right middle lobar bronchus
• Left superior lobar bronchus
• Left inferior lobar bronchus

Q6. Why is lobar bronchial anatomy important during lobectomy?

• All lobes share one terminal bronchiole
• Lobar bronchi lack vascular relations
• Each lobe has a distinct lobar bronchus
• Lobar bronchi lie outside the lung

Q7. Which autonomic input promotes bronchoconstriction in lobar bronchi?

• Phrenic motor input
• Somatic motor input
• Parasympathetic vagal input
• Beta-2 adrenergic stimulation

Q8. Which autonomic effect promotes relaxation of bronchial smooth muscle?

• Vagal stimulation
• Somatic motor stimulation
• Muscarinic stimulation
• Beta-2 adrenergic stimulation

Q9. Which arterial system supplies the walls of the secondary bronchi?

• Bronchial arteries
• Pulmonary veins
• Coronary arteries
• Internal carotid arteries

Q10. A lesion obstructing a secondary bronchus most directly threatens ventilation of what region?

• One alveolus only
• Both lungs equally
• An entire lung lobe
• The entire mediastinum