查询词典 electrophysiological

Cortical neurons had well-preserved morphological state and normal electrophysiological properties after dura mater was treated by the enzyme.

从细胞内记录和胞内染色的结果可以看出，用胶原酶软化硬脑膜对皮层神经元的功能和形态均无影响。

Objective: To discuss the relationship of renal electrical activity and the change of Cardiovascular function, with electrophysiological technology to investigate the effects of rabbit's renal efferent nerve discharge by the altering of Cardiovascular function.

目的 ：应用电生理技术研究心血管活动改变对家兔传出肾神经放电的影响，以探讨肾脏电活动与心血管活动之间的联系。方法：分别给家兔静脉注射肾上腺素、去甲肾上腺素和乙酰胆碱，同步观察心率、动脉血压和肾传出神经放电的变化。

AIM To investigate the effect of Buchangwenxin Grain on the electrophysiological characteristics of epicardium and endocardium from rabbit left ventricular wall.

目的 通过研究步长稳心颗粒对家兔左心室内、外膜电生理特性的影响，探讨步长稳心颗粒抗心律失常的机制。

It is speculated that the hyperpolarization of VSMCs and decreased calcium influx through voltage-dependent calcium channels might be one of the electrophysiological mechanisms involved in the depressed vasoreactivity of hindquarter arteries induced by simulated weightlessness.

以上结果提示，VSMCs的超极化及进一步引起的通过电压依赖性钙离子通道的钙内流减少可能是模拟失重引起后身动脉反应性降低的电生理机制之一。

Objective:To investigate the relation between the incidence rates of ventricular premature beats from different original positions and the electrophysiological heterogeneity of myocardial cell.

目的：研究不同起源部位室性早搏发生率与心室肌细胞电生理异质性的关系。方法：应用12导联同步动态心电图检测482例室性早搏患者，计算各起源部位室性早搏发生率。

MethodsThe electric potentials of isolated ventricular papillary muscle were intracellularly recorded. Electrophysiological parameters were: resting potential, amplitude of action potential, maximal rate of depolarization of phase 0, duration of action potential, duration of 50% and 90% depolarization (APD50 and APD90). The effects and mechanisms of action EVFP on the electric potentials were observed.

方法采用玻璃微电极细胞内纪录方法，描记麻黄果多糖对心室乳头肌静息电位，动作电位幅值，0相最大除极速度、复极至50%和90%(APD50，APD90)的时间的影响，并利用M受体阻断剂和β受体阻断剂，探讨其作用靶点。

This in vitro study on toads provides the first electrophysiological evidence that electrical stimulation of the decussatio Veli in the midbrain tegmentum predominantly produced inhibition on neurons extracellularly recorded from the nucleus isthmi .

本文用离体脑片的方法直接研究了脑脚核团-峡核投射的突触连接性质，第一次证明，电刺激中华大蟾蜍中脑Veli交叉，在峡核内胞外记录，大多数细胞呈抑制反应，少数细胞呈兴奋反应。

Some electrophysiological index were measured, including atrial effective refractory period, rate adaptability, dispersion of AERP, inducibility and duration of induced atrial fibrillation under different basic pacing cycle length (300, 250 and 200 ms). Results: Contrast with control group, the values of AERP at 6 sites were shortened and maladaptation.

将6对双极记录电极分别缝于高位左、右和低位左、右心房外膜以及左、右心耳，采用心脏程序期前刺激法(S1S2)，分别测量基础起搏周长为300、250和200ms时的心房有效不应期、AERP频率适应性、AERP离散度、房颤诱发率及平均持续时间等电生理指标。

Furthermore, the majority of generated neurons exhibited electrophysiological properties characteristic of midbrain DA neurons.

更进一步来讲，产生出的神经元的大多数展现出了中脑多巴胺神经元的电生理学特性。

Morphologic observation and electrophysiological examinations were taken 2, 4, 8 and 12 weeks after operation.

术后2、4、8、12周进行形态学观察及神经电生理学检查。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。