Section: USMLE

9) While lying supine in bed eating, a child aspirates a peanut. Which of the following bronchopulmonary segments would this foreign object most likely enter?

Apical segment of the left upper lobe
Apical segment of the right upper lobe
Medial segment of the right middle lobe
Posterior basal segment of the left lower lobe
Superior segment of the right lower lobe