Its clinical symptoms are recurrent episodes of wheezing, expiratory dyspnea, chest tightness and cough, which usually occur at night and or in the morning, and could be released spontaneously or with appropriate treatment.

1、

Objective: To discuss the difference of vital capacity ( VC), expiratory reserve volume ( ERV) and inspiratory capacity ( IC) in chronic obstructive pulmonary disease ( COPD) patients and the normal subjects after breathing helium-oxygen mixtures ( heliox).

目的探讨慢性阻塞性肺病（COPD）患者呼吸氦氧混合气（He-O2）后肺活量（VC）及其组成补呼气容积（ERV）和深吸气量（IC）的变化与健康人的差异。

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2、

Forced expiratory volume in one second and peak expiratory flow improved obviously in both groups ( P0.01), without significant differences in group comparison ( P0.05).

两组治疗后第1秒钟用力呼气容积、最大呼气流速均明显改善（P0.01），但两组间比较差异无显著性意义（P0.05）。

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3、

Forced expiratory volume in one second ( FEV_1) and SaO_2 were monitored before and after the procedure.

诱导痰前、后检测第一秒用力呼气容积（FEV1），全程经皮检测血氧饱和度（SaO2），记录不良反应。

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4、

Role of Predicted Postoperative Forced Expiratory Volume in One Second ( PPO-FEV1) in Preoperative Assessment for Patients Undergoing Lung Resection

术后预计一秒钟用力呼气容积用于肺切除术患者术前评估

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5、

Association of three kinds of adenosine receptors mRNA expression with asthmatic attack and forced expiratory volume in the first second

三种腺苷受体mRNA表达与哮喘发病及第1秒用力呼气值的相关性

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6、

Study on changes of IL-13 level and lung ventilation function forced expiratory volume in one second in children with asthma

哮喘儿童IL-13水平和肺功能1秒钟用力呼气容积变化的研究

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7、

Means percentage of total preantral follicles. percentage of forced expiratory volume in first second to forced vital capacity

（%）表示其占腔前滤泡总数量之百分率。第一秒用力呼气量占用力肺活量百分率

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8、

Little seconds form minutes, percentage of forced expiratory volume in first second to forced vital capacity

一秒一秒构成一分，第一秒用力呼气量占用力肺活量百分率

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9、

Positive expiratory pressure ( PEP) treatment in children with multiple severe disabilities

正压呼吸治疗多种严重疾病患儿的疗效

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10、

Application of Positive end Expiratory Pressure in Respiratory Distress Syndrome

呼气末正压在呼吸窘迫综合征中应用

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11、

Influence of positive end-expiratory pressure on exogenous surfactant function

呼气末正压对外源性肺表面活性物质功能的影响

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12、

Application of negative expiratory pressure test in children with asthma

呼气相气道内负压法在儿童哮喘中的应用

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13、

Objective: To observe and evaluate the pulmonary density and volume in inspiratory and expiratory phase of COPD patients with ordinary CT scanners.

目的：评价慢性阻塞性肺部疾病（COPD）肺部密度和体积在普通CT双相扫描下的表现。

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14、

Types of phrenic motoneurons and their contributions to phrenic discharges during expiratory phase in rabbits

家兔膈神经元的电活动类型及其在膈神经呼气相电活动中的作用

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15、

Observations on phrenic discharges during expiratory phase in the rabbit

家兔膈神经呼气相电活动的观察

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16、

Influence of vagal inputs on phrenic discharges during the expiratory phase

家兔迷走神经传入活动对膈神经呼气相放电的影响

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17、

Application of High Resolution CT in the Expiratory Phase of the Lung

呼气相肺部高分辨力CT扫描的临床应用研究

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18、

Flow volume loop showed remarkable decrease of PEF and formation of a plateau in the expiratory phase in the RP patients with airway involvement.

呼吸流速容量环显示呼气峰流速下降，呼气相平台形成。

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19、

Study on Identification of Expiratory Phase X-ray Image

呼气相胸片的识别研究

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20、

Determination of the Partial Mean Transit Timp ( MTTp) of Forced Expiratory Spirogram in 20 Asthmatics

20例哮喘病人用力呼气肺量图部分平均通过时间的测定

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