侧线是原始水栖脊椎动物的一种特化了的皮肤器官。它成纵行的分布在身体的两侧,鱼类通常在每侧各有一行。它们就借此感知水流的方向、速度和压力,笔者为了通过直观教学,引导学生课堂积级思维,培养学生独立思考能力,曾想法这样演示,并且达到了使学生对侧线作用的理解和记忆,兹介绍如下,供同志们参考。 Lateral line is a specialized skin organ of primitive aquatic vertebrates. It is distributed longitudinally on both sides of the body, and fish usually have one row on each side. In order to guide students to accumulate their thinking through class teaching and cultivate students’ ability to think independently, they have demonstrated such a demonstration and reached an understanding and memory that enables students to act on the sidelines. In this way, Here is a brief introduction for your reference.