When is respiratory muscle fatigue likely to occur? A) When V_E exceeds 20% of the maximum voluntary ventilation (MVV) B) When V_E exceeds 40% of the MVV C) When V_E exceeds 60% of the MVV D) When V_E exceeds 80% of the MVV

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Quizplus · Accepted Answer

Comparing the spontaneous minute ventilation with MVV is a helpful index as fatigue and failure are both likely to occur if the minute ventilation exceeds 60% of MVV.

When Is Respiratory Muscle Fatigue Likely to Occur