Lung Volumes and Ventilation-Lecture-3a

Lung Volumes and Ventilation-Lecture-3a - Lung Volumes and...

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Lung Volumes and Ventilation
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Figure 17-6
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Figure 17-7
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150 mL 2700 mL Dead space filled with fresh air P O 2 = 160 mm Hg P O 2 ~ 100 mm Hg ~ Respiratory cycle in an adult KEY Slide 2 1 End of inspiration 1
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150 mL 2700 mL 2200 mL Dead space filled with fresh air P O 2 = 160 mm Hg P O 2 ~ 100 mm Hg ~ 150 mL Respiratory cycle in an adult End of inspiration KEY The first exhaled air comes out of the dead space. Only 350 mL leaves the alveoli. 150 350 Slide 3 Exhale 500 mL (tidal volume). 1 1 2 2
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mL 2700 mL 2200 mL Dead space filled with fresh air P O 2 = 160 mm Hg P O 2 ~ 100 mm Hg ~ 150 mL 2200 mL 150 mL Respiratory cycle in an adult End of inspiration Dead space filled with stale air KEY The first exhaled air comes out of the dead space. Only 350 mL leaves the alveoli. At the end of expiration, the dead space is filled with “stale” air from alveoli. 150 350 Slide 4 Exhale 500 mL (tidal volume). 1
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Lung Volumes and Ventilation-Lecture-3a - Lung Volumes and...

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