THE LUNGS AND THE TRACHEOBRONCHIAL TREE

 

SEGMENTS OF THE LUNGS
The secondary lobules, connect, and unite, linked through the airways, blood vessels, lymphatics and nerves, to form segments in the lungs
There are ten bronchopulmonary segments in the right lung: three in the upper lobe, two in the middle lobe, and five in the lowerlobe. Some of the segments may fuse in the left lung to form usually eight to nine segments (four to five in the upper lobe and four to five in the lower lobe.
Ashley Davidoff MD
TheCommonVein.net lungs-0015catalogue-signed-small

Disease

Medium Sized Airways and Smaller Airways are Filled with Mucus – Note Centrilobular Impaction of Mucus