肺功能的判定用第一秒呼气量来衡量。
Lung function was determined by how much air a person could breathe out in the first second of expiration.
目的本文探讨了最大呼气量对运动通气反应的影响。
Objective to investigate the effect of maximal expiratory flow on the ventilatory response to exercise.
测定所有患者用药前后第1秒用力呼气量（FEV1）变化。
The forced expiratory volume in one second (FEV1) was measured before and after inhalation.
第一秒用力呼气量占用力肺活量的百分率(FEV1 %)。
First second forced expiratory volume accounts for the percentage of FVC (FEV1%).
测量最大1秒钟用力呼气量（FEV1），并记录病人的自我报告改善等级评定。
Maximum forced expiratory volume in 1 second (FEV1) was measured, and patients' self-reported improvement ratings were recorded.
在所有三个组，血y KL - 40水平与哮喘严重程度正相关，而与一秒用力呼气量负相关。
In all three cohorts, serum YKL-40 levels correlated positively with the severity of asthma and inversely with the forced expiratory volume in 1 second.
方法：受试的对象为可疑的运动诱导的支气管痉挛的健康、体格健壮的个体，用乙酰胆碱激发气道反应后，测定一秒钟用力呼气量。
Methods: Healthy, athletic subjects who are suspected of having exercise-induced bronchospasm were recruited, and FEV1 values were determined following provocative airway challenges with methacholine.
目的：观察低潮气量单肺通气复合呼气末正压对于开胸术患者的效果。
Objective: to evaluate the efficacy of low tidal volume one-lung ventilation plus positive end-expiratory pressure.
结论：呼气末HRCT可用于评估old患者肺残气量并可诊断这类疾病。
Conclusions: Postexpiratory HRCT can be used to evaluate air trapping in patients with OLD, and be useful in the diagnosis of these diseases.
目的探讨压力控制呼气末正压呼吸小潮气量通气模式治疗创伤性急性呼吸窘迫综合征的疗效。
Objective to explore the curative effects of positive pressure control and low tidal volume ventilation in the treatment of patients with traumatic acute respiratory distress syndrome (ARDS).
结果呼吸含60%氦的氦氧混合气体后，肺活量、补呼气容积呈大幅增加，深吸气量呈轻微下降变化，其中补呼气容积前后变化具有显著差异（P<0.05）。
Results: After breathing He-O2 containing 60% helium, VC and ERV increased enormously, while IC decreased mildly, among which the change of ERV showed significant difference (P<0.05).
结果呼吸含60%氦的氦氧混合气体后，肺活量、补呼气容积呈大幅增加，深吸气量呈轻微下降变化，其中补呼气容积前后变化具有显著差异（P<0.05）。
Results: After breathing He-O2 containing 60% helium, VC and ERV increased enormously, while IC decreased mildly, among which the change of ERV showed significant difference (P<0.05).
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