A patient on mechanical ventilation has a dead-space to tidal-volume ratio (VD/VT) of 0.25 with a tidal volume (VT) of 800 mL. What is the dead-space ventilation (VD) in mL?

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Multiple Choice

A patient on mechanical ventilation has a dead-space to tidal-volume ratio (VD/VT) of 0.25 with a tidal volume (VT) of 800 mL. What is the dead-space ventilation (VD) in mL?

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