心脏肌肉收缩以挤压出血液。
在实验室里，当海豹潜入到水面以下并停止呼吸时，它的心脏跳动得更慢，需要的氧气更少，动脉也会收缩。
In the laboratory, when the seal dives below the surface of the water and stops breathing, its heart beats more slowly, requiring less oxygen, and its arteries become constricted.
心脏收缩时，血液才从心脏射出。
与心脏收缩血压和胆固醇对长寿的影响相比，这是一个很强的影响。
This is a strong effect, comparable to the effects of systolic blood pressure or cholesterol on longevity.
当测量血压时，要读两个数据——心脏收缩压和心脏舒张压。
When your blood pressure is measured, there are two readings — systolic and diastolic.
不一会儿，你就能通过单项测量或者三项测量的平均，看到自己的心率和心脏收缩、扩张期。
Moments later, you'll see your heart rate, Systole and Diastole — based on either a single measurement or the average of three measurements in a row.
正常的血压读数要求心脏收缩值在91- 119之间，而心脏舒张值在61 - 79之间。
A normal blood pressure reading requires a systolic value of 91-119 and a diastolic value of 61-79.
表示高血压和低血压的电子邮件通知包括了病人的心脏收缩和心脏舒张读数。
The hypertension and hypotension E-mail notifications includes the patient's systolic and diastolic readings.
如果你有高血压，那么当你减少饮酒量时，可以使心脏收缩压有很小但又有意义的下降，可以下降2- 4毫米汞柱(上面的数即分子数值)，以及心脏舒张压下降1 - 2毫米汞柱(下面的数即分母数值)。
If you have high blood pressure, cutting back on booze could produce a small but significant drop of 2 to 4 mm Hg systolic (the top number) and 1 to 2 mm Hg diastolic (the bottom number).
脉搏：心脏收缩造成的动脉中的压力波动。
Pulse: Pressure wave in the arteries from contraction of the heart.
收缩压是指两个血压中高的血压，代表心脏收缩时施加的最大压力。
Systolic pressure is the upper of the two blood pressure Numbers, representing the maximum pressure exerted when the heart contracts.
当心脏收缩时产生一次脉搏或能量波，它通过动脉传播。
When the heart contracts it generates a pulse or energy wave that travels through the arteries.
心输出量增加，心脏收缩加强能泵更多的血液，心搏量增加，左心室壁变厚(更多肌肉)，心脏对氧气的需要减少。
Increases Cardiac Output, stronger heart contractions pump more blood, increased stroke volume, thickens left ventricle wall (more muscular), decreases hearts' oxygen requirements.
收缩期血压是血压读数的最高值，并且是心脏收缩时血液泵出力量的测量值。
Systolic blood pressure is the top number of a blood pressure reading and is a measurement of the force of blood pumped out when the heart muscle contracts.
恶性心房肺瘤立体形态图像与心房壁关系密切，界限不明显，接触范围广泛，无蒂，瘤体不随心脏收缩、舒张运动。
Malignant atrial tumor closely and extensively contact with atrial wall without obvious boundary, pedicle and movement with the contraction and relaxation of the heart.
目的观察窒息新生儿心脏解剖及主、肺动脉血流参数的变化，探讨窒息对心脏收缩功能影响的特点及其意义。
Objective To observe changes of aortic and pulmonary flow parameters after neonatal asphyxia and explore its relationship with clinical manifestation and prognosis.
他们在3月发行的手术档案的中记录，脓毒血症进展能导致心肌细胞损伤和心脏收缩性功能不全。
They note in the March issue of the Archives of Surgery that progression of sepsis leads to damage of cardiomyocytes and cardiac contractile dysfunction.
右室间隔部起搏的血流动力学参数优于右室心尖部，从而可以避免或减轻传统右室心尖部起搏造成的心脏收缩、舒张功能恶化。
The hemodynamic parameters of RVS pacing were significantly better than that of RVA pacing, so can avoid or relieve deterioration of cardiac function by traditional RVA pacing.
目的观察乙醇对家兔在体心脏收缩性能、血浆一氧化氮含量和红细胞膜atp酶活力的影响。
Objective To study the effect of different dose ethanol use on the heart activity, no content in plasma and ATP enzyme activity in erythrocytes of rabbit models.
目的研究急性缺氧和慢性适应性缺氧对大鼠心脏收缩和舒张功能的影响。
Objective to study the effects of acute hypoxia and intermittent hypoxic acclimatization on cardiac systolic and diastolic functions in rats.
结论：胎儿“CI”可作为评价胎儿心脏收缩功能指标之一。
Conclusion: CI is an objective parameter of cardiac systolic function in fetus.
当心脏收缩的时候，腔室会变小，首先迫使血液从心房出来进入心室，然后从每个心室进入一个连在心脏上方的大血管。
When the heart contracts, the chambers become smaller, forcing blood first out of the atria into the ventricles, then from each ventricle into a large blood vessel connected to the top of the heart.
肥厚性心肌病与缺血性心脏病无关，但是50%的病例具有家族性并且与基因突变有关。突变基因一般为心脏收缩过程先关基因。
Hypertrophic cardiomyopathy is not related to ischemic heart disease but 50% of cases are familial and may be related to genetic mutations in genes encoding for cardiac contractile elements.
第一心音的幅值是心脏收缩能力的标准度量，心音图(PCG)可以用于心力储备的研究。
The amplitude of first heart sound is a normal measurement of cardiac contractility, and phonocardiogram (PCG) can be used in the study of cardiac contractility reserve.
结论强心合剂不仅改善实验性大鼠心脏收缩功能，而且改善舒张功能，减轻脏器充血。
CONCLUSION Qiangxin Mixture can not only improve the systole function of the experimental rats, but also improve the diastole function and relieve congestion.
结论乙醇处理家兔在体心脏收缩力和血浆NO含量及红细胞膜atp酶活力均有变化。
Conclusion Variation of different dosages of ethanol on the heart contractility, plasma no content and ATP enzyme activity in erythrocytes of rabbits models are obvious.
结论心衰宁丸可改善慢性心衰模型犬的心脏收缩和舒张功能。
Conclusion: Xinshuaining Pill can improve the systole and diastole function in chronic heart failure model of dogs.
目的：为了进一步了解绝经后妇女心脏收缩功能及泵血功能的变化及尼尔雌醇对其心脏收缩功能及泵血功能的影响。
Objective: To investigate the changes of the cardiac contractive and blood pump functions, and the effects of nilestriol on these cardiac functions in postmenopausal women.
目的：为了进一步了解绝经后妇女心脏收缩功能及泵血功能的变化及尼尔雌醇对其心脏收缩功能及泵血功能的影响。
Objective: To investigate the changes of the cardiac contractive and blood pump functions, and the effects of nilestriol on these cardiac functions in postmenopausal women.
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