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体育课的准备活动,是一项提高机体工作能力,预防运动时损伤的有效措施,学校体育教学应十分重视准备活动的安排。1.准备活动的目的1.1准备活动是学校体育课有目的地进行的各种身体练习,旨在提高机体的工作能力。1.2通过这些身体练习进一步提高中枢神经系统的兴奋性,使兴奋达到适宜水平;同时预先加强各器官系统的活动,克服各
The preparation for physical education is an effective measure to improve the working ability of the body and prevent the damage during exercise. The physical education in school should attach great importance to the preparation of activities. 1. Purposes of Preparatory Activities 1.1 Preparatory activities are purpose-built physical exercises in school physical education designed to improve the working capacity of the body. 1.2 Through these physical exercises to further enhance the excitability of the central nervous system so that the excitement to an appropriate level; the same time advance to strengthen the activities of various organ systems to overcome the