Flashcards in Lungs Deck (16):
The lungs provide a surface area for what?
Gaseous exchange over 40 sq meters per lung
Each lung has what features?
Lateral surface (costovertebral)
Medial surface (mediastinal)
The right lung is what compared to left lung?
The L lung is what compared to R lung?
Each lung is made up of several what?
Each bronchopulmonary segment is what shape?
Pyramidal (apex directed towards hilum)
How many segments are there in the R lung?
What are the 10 segments in R lung?
Upper lobe-apical, posterior and anterior
Middle lobe-lateral and medial
Lower lobe-superior, lateral, anterior, medial, posterior basal.
How many segments does the L lung have?
8 or 9
What are the segments of the L lung?
Upper lobe - apicoposterior, anterior, superior, inferior lingual
Lower lobe - superior, anterior, lateral, posterior basal
What drains each segment?
Intersegmental veins empty into what?
Azygos venous system or into pulmonary veins
What are derived from bronchial branches of aorta?
In the root of the lungs what lies behind? below?
Where does the pulmonary A lie on the right side?
In R lung root anterior to bronchus