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23 Ιουλ 2024 · Bronchopulmonary segmental anatomy describes the division of the lungs into segments based on the tertiary or segmental bronchi. Gross anatomy. The trachea divides at the carina forming the left and right main stem bronchi which enter the lung substance to divide further.
17 Αυγ 2023 · While the functional unit is the capillary-alveoli interface, the lung is divided into segments based on the arborization of the bronchi. The bronchopulmonary segments are the largest functional divisions of the anatomical lobes; each receiving their own air and blood supply.
1 Μαΐ 2024 · The lung is anatomically divided into several lobes and subsequently into multiple segments, resembling the anatomical structure of the liver. These segments are functionally independent and can be individually affected by diseases or targeted during surgical procedures.
21 Νοε 2023 · [Bronchopulmonary segments (Right lung)]The right lung consists of 10 bronchopulmonary segments. Just like in the left lung, each bronchopulmonary segment of the right lung also has its own tertiary bronchus and segmental branch of the pulmonary artery (of the same name).
6 Ιαν 2024 · Each segmental bronchus provides air to a bronchopulmonary segment – these are the functional units of the lungs. The segmental bronchi give rise to many conducting bronchioles, which eventually lead into terminal bronchioles .
Each of the tertiary bronchi serves a specific bronchopulmonary segment. These segments each have their own artery. Thus, each bronchopulmonary segment is supplied by a segmental bronchus, and two arteries, a pulmonary artery and a bronchial artery which run together through the center of the segment.
Thus the right lung has three lobes while the left has two. Each lobe is supplied by a lobar bronchus. The lobes are subdivided by bronchopulmonary segments which are supplied by the segmental bronchi. The video below is a useful introduction to the topic where lung anatomy is explained on 3D models.