Term Name: | pulmonary lobule |
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Synonyms: | lobulus pulmonis |
Definition: | The smallest anatomical unit of the lung, measuring 0.50 to 2.00 cm in diameter. Each lobule is composed of 4-8 terminal bronchioles and their distal alveolar ducts and sacs. The lobules are separated by fibrous interlobular septa. |
Ontology: | Cell Ontology [UBERON:0010368] |