Lungs - anatomy of the respiratory system Flashcards
respiratory organs in thoracic activity
1
Q
where are the lungs situated
A
thoracic cavity
2
Q
what is contained within the thoracic cavity
A
elastic stroma and air spaces
3
Q
what three anatomical components does each lung contain
A
apex, base and hilum
4
Q
what are the lungs surrounded by
A
pleurae
5
Q
what are plurae
A
thin double layered (parietal and visceral) serous membrane
6
Q
what does the pleural cavity contain
A
pleural fluid
7
Q
what does pleural fluid do
A
allows easy gliding of the lungs over the thorax wall during breathing
8
Q
what does the surface tension of the pleural fluid resist
A
separation of the two pleural layers
