HPCSA Biokinetics Exam Practice Questions - HPCSA Biokinetics National Board Examination (South Africa) Exam

The ventilatory (anaerobic) threshold during incremental exercise is characterised by:

A plateau in heart rate despite increasing workload A disproportionate rise in ventilation relative to oxygen uptake as lactate accumulates A fall in carbon dioxide production A reduction in tidal volume at high intensity

Correct Answer:

A disproportionate rise in ventilation relative to oxygen uptake as lactate accumulates

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