心房

Each had the followings measured: the antegrade Wenckebach point and 2:1 conduction point and the effective refractory period. Adenosine triphosphate was given intravenously at the time of atrium pacing until the dose of ATP reaches 0.30 mg/kg or the antegrade conduction of the AVN was blocked.

选择19例预激综合征行射频消融术后且房室结前传文氏点等于或大于150次/分的患者，测量房室结前传功能（前传文氏点、2：1点）和有效不应期，在心房起搏时静脉推注ATP，直至0.30 mg/kg或出现房室前传阻断。

Combination of silver nitrate staining, myelin staining and PTAH staining identifies the exact location of the sinus node tissue, and cultured sinus node cells have lower expression of kir2.1 protein than the atrial and ventricular myocytes of neonatal rats.

综合嗜银染色、髓鞘染色和PTAH染色3种方法可以准确定位乳鼠窦房结，乳鼠窦房结细胞中kir2.1蛋白表达水平低于心房和心室肌细胞。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。