《英文msh词典》Thresholds,Anaerobic
[入口词] Thresholds,Anaerobic
[主题词] Anaerobic Threshold
[英文释义] The oxygen consumption level above which aerobic energy production is supplemented by anaerobic mechanisms during exercise,resulting in a sustained increase in lactate concentration and metabolic acidosis. The anaerobic threshold is affected by factors that modify oxygen delivery to the tissues; it is low in patients with heart disease. Methods of measurement include direct measure of lactate concentration,direct measurement of bicarbonate concentration,and gas exchange measurements.