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反馈就是输出信息的一部分,又返回到输入信息中去,从而调整动作机能的过程.学生学习体育知识,技术、技能的过程,是主观与客观、理论与实践的统一过程.在这个过程中反馈控制起着关键作用.1.反馈具有提供信息的机能??教师教给学生的任何一个动作,师生都不能单纯靠传出冲动来控制已经开始的动作.必须得到了反馈信息,学生才能感到理解了,教师方可收到好的效果.例如:初学排球双手下手垫球时,学生的中枢神经系统要不断获得有关动作用力大小,动作方向等
Feedback is part of the output of information, and then returned to the input information to adjust the process of motor function.Students learning sports knowledge, technology, skills process, is a subjective and objective, the theory and practice of the unification process .In the process of feedback Control plays a key role.1.The feedback has the function of providing information -Teacher can teach any action of the students, teachers and students can not control the action that has just started by the impulse.Only have the feedback information, the student can feel Understand, the teacher can receive good results .For example: beginner volleyball hands under the ball, the student’s central nervous system should continue to get the relevant force size, direction of action