sinoatrial

Cardiac pacemaking is controlled by an inward current called I f, which is activated by membrane hyperpolarization of pacemaker cells in the sinoatrial node.

心脏的起搏受控于一类存在于心脏窦房结被称作If的离子通道，该通道是被细胞膜的超极化所激活。

There is this specially adapted system of muscle and nerve tissue in the heart the sinoatrial ( SA) node, the atrioventricular node, and the Purkinje fibers which sets the rhythm of the heart.

心脏中一般有肌肉调节系统和神经组织窦房结，房室结，和浦肯雅纤维这些控制着心率。

The effects of isocorydine on the action potentials of rabbit sinoatrial node and guinea pig ventricular muscles as well as the spontaneous electrical activity induced by barium ion in ventricular muscles were studied with intracellular microelectrodes.

用细胞内固定微电极技术观察了异紫堇啡碱（isocorydine）对家兔窦房结电活动、豚鼠心室肌动作电位及Ba~（2+）诱发的豚鼠心室肌自发电活动的作用。

Objective: To study the effect of Bingdoukang Oral Solution ( hereinafter referred to as BDK) on rabbits induced with acute injury of sinoatrial node.

前言：目的：研究病窦康口服液对家兔窦房结急性损伤的影响。

Quantification of sinoatrial node function with tissue Doppler imaging

组织多普勒显像定量分析窦房结功能

Conclusion The results suggest that dle effect of parasympathetic nerve activity on atrioventricular node function is larger than that of sinoatrial node.

结论提示迷走神经对房室结功能影响大于对窦房结功能影响。

Cavernous sinus thrombophlebitis positive sinoatrial chronotropic effect

正性窦房性心率作用

The standard of Holter ECG monitoring diagnose SSS ( 1) sinoatrial block.

动态心电图诊断病态窦房结综合征的标准：（1）窦房阻滞。

On the mechanism of the changes in sinoatrial node function in elderly patients with coronary heart disease

心脏窦房结的神经支配老年冠心病患者窦房结功能改变机制探讨

Objective: To study age-related variation of ratio and type of collagen fibers in human sinoatrial node.

目的了解窦房结的胶原纤维年龄变化及分型.

What's the rate for a twin room? positive sinoatrial chronotropic effect

双人房费率是多少？正性窦房性心率作用

Transesophageal Atrial Pacing for Evaluation of Sinoatrial Node Function: A Report of 21 Cases

经食管心房调搏测定窦房结功能&附21例分析

The sinoatrial node at the junction of the superior vena cava and the right atrium.

窦房结位于上腔静脉与右心房的交界处.

Cytochemical study of calcium ion distribution of the ischemic sinoatrial node cells in dog

缺血性窦房结细胞钙离子分布的细胞化学研究

Study on xin huan kang capsule in improvement of sinoatrial node function

心缓康胶囊改善窦房结功能的研究

Bradyarrhythmias were noted in 58 patients ( 45.67%) and more common in adults and in baseline head-up tilt table test ( BHUT). Sinoatrial bradycardia was familiar ( 53/ 58) and often accompanied by junctional escape rhythm, junctional escape and asystole.

58例（45.67%）患者发生缓慢性心律失常，窦性心动过缓多见（91.38%，53/58），常合并交界性逸搏心律、交界性逸搏和窦性停搏。

Morphological observation on P cell in the sinoatrial node of Beagle dog heart

毕格狗窦房结P细胞的形态学观察

It indicated that a single lead VDD pacing system is a optimal treatment for pateint with high degree AVB and normal sinoatrial node function.

表明单电极导管VDD起搏系统具有植入简便和房室同步功能稳定的特点，是高度房室传导阻滞伴窦房结功能正常者的理想治疗方法。

The basic operative procedure of Stanford Medical Center was followed. Alternation of sinus and nodal rhythm, sinoatrial block and transient sinus arrest revealed postoperatively.

供心缺血时间271分钟，采用美国Stanford医疗中心基本术式，术后窦性、结性心律交替，出现窦房阻滞及窦暂停，于术后第14周安装了永久性心内膜起搏器。

Sinoatrial node function of 50 cases with coronary artery disease: A preliminary study

冠心病患者窦房结功能的初步报告

Effects of dl-tetrahydropalmatine on the slow response action potentials in rabbit sinoatrial node and guinea pig papillary muscle

dl-四氢巴马汀对家兔窦房结和豚鼠心室肌慢反应电活动的影响

Conclusion Hyperthyroidism presenting as bradycardia is related to the sinoatrial node function.

结论甲亢可影响窦房结功能使其心动过缓。

The results show that the sinoatrial node is located in the right atrial wall, posterior to the upper half of terminal sulcus, and occupies all the thickness of the wall between epicardium and endocardium.

结果表明：SAN主要位于右心房界沟上半部后方的心房壁内，几乎占据心房壁厚度的全部，介于心内、外膜之间。

The results showed that S100 positive nerve tissues were abundantly distributed in the cardiac conduction system, and the relative density varied in different regions, the rank order being sinoatrial node> atrioventricular node> bundle of His and bundle branches.

结果显示：S100阳性的神经组织在心脏传导系统内广泛分布，其含量以窦房结最多，房室结次之，希氏束和束支最少。

AIM: To study the electrophysiological effects of diacetyl guan-fu base A ( DGFA) on pacemaker cells in sinoatrial ( SA) node.

目的：研究关附乙酯（DGFA）对窦房结起搏细胞电生理学的影响。