1.
Blood is only expelled from the heart when it contracts.
当心脏收缩时，血液才被泵出心脏。
2.
records electric currents associated with contractions of the heart.
连接心脏收缩以记录电流。
3.
Effects of Astragalus's Decoction on the Contractility and Heart Rate of Isolated Heart of Toad
黄芪熬液对离体蟾蜍心脏收缩力和心率的影响
4.
Pulse： Pressure wave in the arteries from contraction of the heart.
脉搏:心脏收缩造成的动脉中的压力波动。
5.
Mechanism of Biomechanic of Spectrum Main peak of Systolic Murmur;
心脏收缩期杂音频谱主峰频率的生物力学机理
6.
The Effect of Middle-distance Athletic Training on Systolic Time Interval
中长跑运动训练对心脏收缩时间间期的影响
7.
Effects of Decreasing Autophagic Activity on Cardiac Hypertrophy and Pathological Declines in Systolic Performance in Rats Triggered by Pressure Overload
抑制自噬对压力超负荷大鼠心肌肥厚以及心脏收缩功能的影响
8.
The effects of right ventricular outflow tract and right ventricular apex pacing on left ventricular systolic function and cardiac remodeling
右室流出道与右室心尖部起搏对心脏收缩功能和左室重构的影响
9.
"They increase the rate and force of heart contractions, increasing Blood output and raising Blood pressure."
两者都会使心率加快,心脏收缩率增强,因此使心脏血排出量增加,结果血压上升。
10.
cardiac electromechanical systole
心脏电机械收缩时间
11.
Panic can constrict the blood vessels and impose an additional burden on the heart.
恐慌会使血管收缩，增加心脏负担。
12.
expanding and contracting rhythmically as to the beating of the heart.
关于心脏跳动的有节奏的展开、收缩。
13.
the contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery.
心脏各室的收缩，收缩时把血液压入大动脉和肺动脉。
14.
An animal's heart keeps up the circulation of the blood by alternately contracting and expanding.
动物的心脏通过交替收缩和扩张保持血液循环。
15.
The heart is a muscular organ that contracts rhythmically.
心脏是个肌肉性器官，具有节律性收缩能力。
16.
Clinical Analysis on Ventricular Extrasystole of Inorganic Cardiopathy
非器质性心脏病室性期前收缩的临床分析
17.
Management for Frequent Ventricular Extrasystole in Patients with Non-organic Heart Diseases
非器质性心脏病频发室性期前收缩的治疗策略
18.
Relationship between Myocardial Perfusion and Contractile Function by Use of Pharmacological Stress Cardiac MR Imaging;
应用药物负荷心脏MRI探讨冠心病心肌收缩功能与心肌灌注的关系