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The answer is a vacuum. It is called the intrapleural space and is the negative pressure inside the thoracic cavity between the visceral pleura and the parietal pleura. When a person looses this pressure due to an injury and air comes into this space, they are said to have a collapsed lung.
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∙ 13y ago
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What is the thoracic pleura?
The inner lining of your chest wall against which the lungs lie and move.
What reduces the friction between the lungs and the walls of the thorax?
The pleurae, which are membranes with a thin layer of liquid between. The inner pleura covers the lungs and the outer pleura is attached to the chest wall itself.
Chest wall become more rigid with age?
yes, the chest wall becomes more rigid and the lungs themselves stiffen
Name and describes the two layers of the pleura?
Visceral and parietal visceral- covers the lungs, thin serous membrane parietal- lines the inner chest wall and covers diaphram
What is the term when lungs and chest wall expand easily?
high compliance
What is the outermost layer of the wall of the lungs consists of the?
The parietal pleura covers the wall of the chest and is made of mesothelium cells.
How does the expansion of the chest wall expand the lungs during inspiration?
the air goes up to the chest cavity. Hope this helps you!
What does breathing have to do with the muscular system?
The muscles of the chest wall & the diaphragm change the volume of the chest ... thus the volume of the lungs, which is what breathing is.
Pleurae are vital to the integrity of the lungs?
d. they produce a lubricating serous secretion
What is pnuemothorax?
the presence of air or gas in the cavity between the lungs and the chest wall, causing collapse of the lung
What sacs form the outer lining of the lungs and are attached to the chest wall?
alveoli sacs <--nova net.
What is pneumothorax-?
Air in the chest (Thorax) causes the lung to collapse. This can be spontaneous or after chest injuries
