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教学重点:初步了解人体大脑的形态和结构,知道左右大脑半球具有不同的功能。教学难点:体验到大脑对人体各种活动的神奇指挥作用。教学准备:有关大脑的视频资料、图片、课件、豆腐等。课前活动:脑筋急转弯1.哪种水果视力最差?——芒果;2.金木水火土,谁的腿长?——火腿肠。一、导入出示大脑模型,学生观察后用一个词概括一下对模型的第一印象。生:讨厌、丑陋、恶心。(板书:恶心)
Teaching focus: a preliminary understanding of the human brain morphology and structure, that the left and right cerebral hemispheres have different functions. Teaching difficulties: to experience the brain’s magical command of the human body’s various activities. Teaching preparation: video information about the brain, pictures, courseware, tofu and so on. Pre-class activities: Riddles 1. What kind of fruit visual acuity is the worst? - Mango; 2. Golden Wood, who’s legs? - Ham. First, the introduction of the brain model to produce students to observe the use of a word to summarize the first impression of the model. Health: hate, ugly, disgusting. (Blackboard: nausea)