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6. For intrapleural pressure, what is most likely for the top of the lung?
- most negative
- least negative
7. In forced breathing, which of the following plays role in Forced breath during inhalation?
- internal intercostals
- accessory muscles
- external intercostals
8. what's wrong with the following sentence: intrapleural pressure, less the atmospheric and constant throughout the ling?
- less
- constant
- intrapleural
9. Where pressure in alveoli less than surrounding atmosphere, air rushes in?
10. Trachea and bronchioles make up the lower conducting zones?
11. Exhalation is passive, but where activated which muscles work....?
- internal intercostals
- external intercostals
- accessory muscles