Apedia

Segments Pulmonary Bronchopulmonary Structure Largest Subdivisions Lobe Lung

Front Bronchopulmonary segments
Back Structure: the largest subdivisions of each lobe of a lung, defined by the tertiary bronchus and accompanying pulmonary artery branches that serves the segment.

Segments are:
a) internally separated by connected tissue partitions (through which run pulmonary veins tributaries)
b) externally not visible

Function: separate airflow and bloodflow within the lungs - one segment can be removed without damaging the others.

Tags: lung

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