Flashcard Set Preview
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| 1 |
How do you measure anatomical dead space?
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Fowler's method (single breath nitrogen washout)
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| 2 |
How do you measure FRC?
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Body plethysmography (most accurate, includes collapsed parts of lung), nitrogen washout or...
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| 3 |
How do you measure physiological dead space?
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Bohr equation Vd/Vt = (Paco2 - PEco2)/PAco2 (in normal subjects)
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| 4 |
What devices measure respiratory gas volume only? x4
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Benedict roth spirometer, dry gas meter, wright's respirometer, vitalograph
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| 5 |
What devices measure respiratory gas flow? x5
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pneumotachograph, pitot tubes, wright's peakflowmeter, rotameter (flowmeter), electronic mass...
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