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Questions and Answers
What maintains the position of the lungs in the chest cage?
What maintains the position of the lungs in the chest cage?
- Surface tension between the visceral and parietal pleura
- Negative pressure between the pleural spaces (correct)
- Rigid structures supporting the lungs
- Fluid within the alveoli
How many lobes make up the left lung?
How many lobes make up the left lung?
- Three
- One
- Four
- Two (correct)
Which membrane covers the internal surface of the thoracic cavity?
Which membrane covers the internal surface of the thoracic cavity?
- Parietal pleura (correct)
- Alveolar membrane
- Lung pleura
- Visceral pleura
What creates surface tension between the visceral and parietal pleura?
What creates surface tension between the visceral and parietal pleura?
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How does the expansion of the thorax affect the lungs?
How does the expansion of the thorax affect the lungs?
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