Objective: To study the morphological changes of atrioventricular junction area (atrioventricular node and atrioventricular bundle) on the myocardial ischemia model of rat.
目的：在大鼠心肌缺血模型上研究房室交界区(房室结及房室束)的形态学变化。
The study was focused on the comparison of the morphological characters, including the body shapes, respiratory and sense organs, digestive system and osteological feathers of Chinese siganids.
对中国沿海常见蓝子鱼科鱼类的外部形态、呼吸器官、感觉器官、消化器官、骨骼系统等形态特征进行了比较研究。
Method: Morphological and anatomical study on the organs of 20 medicinal species in Hypericum using tissue clearing, paraffin sectioning and thin sectioning.
方法：用整体透明法、石蜡制片法和半薄切片法对20种药用金丝桃属植物不同器官进行形态解剖学研究。
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