短跑技术教学教案(一)

1、短跑技术教学教案（一）贼仄遒觉砖宴辚懊咛授课教师： 人数： 授课班级：贼仄遒觉砖宴辚懊咛教学贼仄遒觉砖宴辚懊咛内容贼仄遒觉砖宴辚懊咛短跑：跑的专门性练习，直道途中跑技术贼仄遒觉砖宴辚懊咛课型贼仄遒觉砖宴辚懊咛实践贼仄遒觉砖宴辚懊咛场地贼仄遒觉砖宴辚懊咛器材贼仄遒觉砖宴辚懊咛田径场贼仄遒觉砖宴辚懊咛教贼仄遒觉砖宴辚懊咛学贼仄遒觉砖宴辚懊咛目贼仄遒觉砖宴辚懊咛标贼仄遒觉砖宴辚懊咛知识传贼仄遒觉砖宴辚懊咛授目标贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1 学习短跑直道途中跑技术，让学生建立短跑技术概念。贼仄遒觉砖宴辚懊咛2 学习短跑辅助性练习，让学生掌握短跑的练习手段。贼仄遒觉砖宴辚懊咛能力培贼仄遒觉砖宴

2、辚懊咛养目标贼仄遒觉砖宴辚懊咛1 培养学生短跑技术教学能力。贼仄遒觉砖宴辚懊咛2 提高学生讲解示范能力。贼仄遒觉砖宴辚懊咛情感教贼仄遒觉砖宴辚懊咛育目标贼仄遒觉砖宴辚懊咛1 培养学生的吃苦耐劳和顽强拼搏的意志品质。贼仄遒觉砖宴辚懊咛2 注意安全教育。贼仄遒觉砖宴辚懊咛教材贼仄遒觉砖宴辚懊咛分析贼仄遒觉砖宴辚懊咛重点贼仄遒觉砖宴辚懊咛直道途中跑技术贼仄遒觉砖宴辚懊咛难点贼仄遒觉砖宴辚懊咛大小腿折叠高抬，拉大步幅技术。贼仄遒觉砖宴辚懊咛课的结构 贼仄遒觉砖宴辚懊咛课的内容贼仄遒觉砖宴辚懊咛时间贼仄遒觉砖宴辚懊咛组织教法与要求贼仄遒觉砖宴辚懊咛次数贼仄遒觉砖宴辚懊咛时间贼仄遒觉砖宴辚懊咛强度贼仄遒觉

3、砖宴辚懊咛贼仄遒觉砖宴辚懊咛开贼仄遒觉砖宴辚懊咛始贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、 体育委员整队、清查并报告人数贼仄遒觉砖宴辚懊咛2、 师生问好贼仄遒觉砖宴辚懊咛3、 宣布本课内容、任务及要求贼仄遒觉砖宴辚懊咛4、 检查着装、安排见习生贼仄遒觉砖宴辚懊咛一、组织：如下图贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛* * * * * * *贼仄遒觉砖宴辚懊咛* * * * * * *贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛要求：1、集合做到快、静、齐贼仄遒觉砖宴辚懊咛 2、精力集中、精神饱满贼仄遒觉砖宴辚

4、懊咛 3、见习生随堂听课贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛准贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛备贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、集中注意力练习： 贼仄遒觉砖宴辚懊咛2、慢跑： 400m2贼仄遒觉砖宴辚懊咛慢跑 跑跳步 后踢腿跑 弹性跑贼仄遒觉砖宴辚懊咛3、徒手操贼仄遒觉砖宴辚懊咛1）上肢运动贼仄遒觉砖宴辚懊

5、咛2）踢腿运动贼仄遒觉砖宴辚懊咛3）扩胸运动贼仄遒觉砖宴辚懊咛体侧运动贼仄遒觉砖宴辚懊咛体转运动贼仄遒觉砖宴辚懊咛腹背运动贼仄遒觉砖宴辚懊咛跳跃运动贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛4、肋木练习： 压腿、踢腿贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、游戏开始学生听口令反方向练习：贼仄遒觉砖宴辚懊咛xxxxxxxxx贼仄遒觉砖宴辚懊咛 xxxxxxxxx贼仄遒觉砖宴辚懊咛0贼仄遒觉砖宴辚懊咛2、学生成一路纵队绕田径场跑进贼仄遒觉砖宴辚懊咛3、徒手操队形：贼仄遒觉砖宴辚懊咛xxxxxxxxx贼仄遒觉砖宴辚懊咛 xxxxxxxx

6、x贼仄遒觉砖宴辚懊咛 0贼仄遒觉砖宴辚懊咛组织教法：贼仄遒觉砖宴辚懊咛教师示范讲解，叫口令领操。贼仄遒觉砖宴辚懊咛学生听口令统一练习，动作准确、到位、整齐。贼仄遒觉砖宴辚懊咛每节48拍。贼仄遒觉砖宴辚懊咛4、肋木练习：贼仄遒觉砖宴辚懊咛正、侧、后压腿：各48拍。贼仄遒觉砖宴辚懊咛前、后、侧踢腿：各48拍贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄

7、遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛10贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛小贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛中贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛基贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚

8、懊咛本贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛了解短跑发展史，明确短跑基本技术及技术特点，建立正确的短跑技术概念。贼仄遒觉砖宴辚懊咛

9、1、技术特点：贼仄遒觉砖宴辚懊咛短距离跑是径赛中距离最短、速度最快，人体在大量缺氧情况下完成的极限强度的周期性运动项目。包括60米、100米、200米和400米。现代短跑技术应视为以髋为轴的高速摆动。贼仄遒觉砖宴辚懊咛现代短跑技术特点：贼仄遒觉砖宴辚懊咛是高重心、大摆幅、快频率的跑，蹬、摆配合协调，摆臂动作幅度大而向前，扒地明显，送髋积极，动作放松，富有弹性。现代短跑技术发展的特点是伸髋和摆动或积极落地技术。贼仄遒觉砖宴辚懊咛决定跑速的因素： 步幅、步频贼仄遒觉砖宴辚懊咛跑的专门性练习贼仄遒觉砖宴辚懊咛1、学习摆臂技术：贼仄遒觉砖宴辚懊咛学习摆臂技术的意义：贼仄遒觉砖宴辚懊咛培养摆臂的正确动作

10、和肩关节的灵活性，摆臂正确有力，跑起来轻松协调，既能保持身体平衡，又有助于加快步频，增大步长，提高跑速。贼仄遒觉砖宴辚懊咛摆臂技术要领：贼仄遒觉砖宴辚懊咛两手半握拳，手腕放松，肘关节自然弯曲成90度，以肩为轴前后摆动。贼仄遒觉砖宴辚懊咛重点：贼仄遒觉砖宴辚懊咛颈肩放松，前后摆贼仄遒觉砖宴辚懊咛前摆稍向内略高于肩、肘关节稍小于90度，同侧肩前送，异侧肩后引。贼仄遒觉砖宴辚懊咛后摆稍向外，大臂不过肩，小臂几乎于躯干平行，手臂经体侧肘，肘关节角度最大约150度。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛教学形式贼仄遒觉砖宴辚懊咛 分组不轮换贼仄遒觉砖宴辚懊咛 1、教师简要讲述短跑的发展概况：贼仄遒觉砖宴辚

11、懊咛 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2、结合技术示范讲解短跑基本技术及技术特点： 贼仄遒觉砖宴辚懊咛3、向学生介绍短跑的锻炼价值： 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、教师示范讲解摆臂技术及学习意义： 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2、练习队形： 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛两列横队，间隔3米。贼仄遒觉砖宴辚懊咛贼仄遒觉砖

12、宴辚懊咛贼仄遒觉砖宴辚懊咛3、学生摆臂练习：贼仄遒觉砖宴辚懊咛 原地直臂摆：48拍贼仄遒觉砖宴辚懊咛要求：贼仄遒觉砖宴辚懊咛体会肩放松前后摆贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛原地弓步单、双臂摆：贼仄遒觉砖宴辚懊咛听口令，先慢后快交替，教师检查纠正技术。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛

13、贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛55贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴

14、辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛58贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛中贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛大贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖

15、宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛基贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛本贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛前露肘，后露手，上下夹角前小，侧大，后等于90度，以肘关节为力点前后协调摆。贼仄遒觉砖宴辚懊咛易犯错误：贼仄遒觉砖宴辚懊咛摆臂紧张，前后摆动幅度不当。贼仄遒觉砖宴辚懊咛前

16、摆不充分，后摆肘关节角度过大。贼仄遒觉砖宴辚懊咛2、学习小步跑技术：贼仄遒觉砖宴辚懊咛意义：贼仄遒觉砖宴辚懊咛 体会跑中摆动腿着地的正确技术，发展膝裸关节的灵活性和足弓的力量，提高协调性和速率。贼仄遒觉砖宴辚懊咛技术要领：贼仄遒觉砖宴辚懊咛上体正直肩放松，两臂前后自然摆动，髋、膝、踝关节放松，提膝前摆，大腿积极下压，足前掌扒地。贼仄遒觉砖宴辚懊咛 （腿前抬35度45度，大腿积极下压，足前掌扒地或着地，“后扒”伸直膝关节，足跟提起，踝关节有弹性）贼仄遒觉砖宴辚懊咛要求：贼仄遒觉砖宴辚懊咛膝前抬（半高半抬程度上）贼仄遒觉砖宴辚懊咛髋、膝、踝放松。贼仄遒觉砖宴辚懊咛柔和向下，向后“扒地”伸直膝关节。

17、贼仄遒觉砖宴辚懊咛（三）学习直道途中跑技术贼仄遒觉砖宴辚懊咛途中跑是短跑中距离离长，速度最快的一段距离，100米途中跑约占6070米，其主要技术是“摆动式跑法，蹬摆有力，幅度大，重心平稳稍前倾。贼仄遒觉砖宴辚懊咛任务：贼仄遒觉砖宴辚懊咛途中跑的任务是继续发挥疾跑中所获得的速度，并保持最大速度跑完全程。贼仄遒觉砖宴辚懊咛1、途中跑技术：贼仄遒觉砖宴辚懊咛上体两眼平视，颈肩放松， 贼仄遒觉砖宴辚懊咛上体正直稍前倾。贼仄遒觉砖宴辚懊咛摆臂两臂弯曲90度，手腕放松，肩为轴前后有力快贼仄遒觉砖宴辚懊咛弓步按节拍由慢到快大幅度摆臂： 48拍贼仄遒觉砖宴辚懊咛计时快速摆臂 （2030秒）贼仄遒觉砖宴辚懊咛1

18、、教师示范讲解技术要领：贼仄遒觉砖宴辚懊咛 先一条腿支撑，专门体会另一条腿“压扒”的动作，连续做，然后换腿做。贼仄遒觉砖宴辚懊咛原地“踏步式”做小步跑的练习： 贼仄遒觉砖宴辚懊咛要求：贼仄遒觉砖宴辚懊咛由慢到快，提膝时蹦直足背、足尖朝下，足前掌着地，后扒踝关节缓冲，摆臂自然足前掌着地，后扒踝关节缓冲，摆臂自然低头放松。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3、原地由慢到快小步跑练习：贼仄遒觉砖宴辚懊咛20秒3次贼仄遒觉砖宴辚懊咛4、行时间小步跑练习：20m4组贼仄遒觉砖宴辚懊咛xxxx贼仄遒觉砖宴辚懊咛 xxxx贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛要求：体正稍前倾，提膝半高抬，膝踝放松 大腿积极

19、下压，小腿顺惯性自然前摆，前掌着地积极“扒地”。贼仄遒觉砖宴辚懊咛1、教师示范讲解短跑直道途中跑技术。 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2、教师强调讲解放松跑的作用：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3、放松弹性跑：34次贼仄遒觉砖宴辚懊咛站立式起跑4060米，中速起动，中匀速跑。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛要求：贼仄遒觉砖宴辚懊咛动作放松。贼仄遒觉砖宴辚懊咛足前掌着地，充分发挥踝关节弹性，体会正确的缓冲技术。贼仄遒觉砖宴辚懊咛步幅不宜过大。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴

20、辚懊咛贼仄遒觉砖宴辚懊咛8贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊

21、咛贼仄遒觉砖宴辚懊咛结贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛束贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛一、 放松活动贼仄遒觉砖宴辚懊咛自编：略贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛二、 课堂小结贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛三、 布置课外作业贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛四、 安排收归器材贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛五、 下课、师生道别贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛组织：二列横队站立贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛* * * * * * *贼仄遒觉砖宴辚懊咛* * * * * *

22、 *贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛教法：师生同乐贼仄遒觉砖宴辚懊咛要求：全身放松、心情愉快贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛4贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛中贼仄遒觉砖

23、宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛小贼仄遒觉砖宴辚懊咛设计练习密度贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛山峰型贼仄遒觉砖宴辚懊咛设计强度指数贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛适中贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛课后练习贼仄遒觉砖宴辚懊咛查阅相关书籍贼仄遒觉砖宴辚懊咛了解短跑的技术特点。贼仄遒觉砖宴辚懊咛课后纪录贼仄遒觉砖宴辚懊咛优贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛

24、贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛短跑技术教学教案（二）贼仄遒觉砖宴辚懊咛授课教师： 人数： 授课班级：贼仄遒觉砖宴辚懊咛教学贼仄遒觉砖宴辚懊咛内容贼仄遒觉砖宴辚懊咛短跑：学习起跑和起跑后的加速跑技术贼仄遒觉砖宴辚懊咛课型贼仄遒觉砖宴辚懊咛实践贼仄遒觉砖宴辚懊咛场地贼仄遒觉砖宴辚懊咛器材贼仄遒觉砖宴辚懊咛田径场贼仄遒觉砖宴辚懊咛教贼仄遒觉砖宴辚

25、懊咛学贼仄遒觉砖宴辚懊咛目贼仄遒觉砖宴辚懊咛标贼仄遒觉砖宴辚懊咛知识传贼仄遒觉砖宴辚懊咛授目标贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1 通过教学使学生掌握起跑和加速跑的动作技术。贼仄遒觉砖宴辚懊咛2 掌握短跑中快速度启动的时间概念。贼仄遒觉砖宴辚懊咛能力培贼仄遒觉砖宴辚懊咛养目标贼仄遒觉砖宴辚懊咛1 培养学生示范讲解能力。贼仄遒觉砖宴辚懊咛2 培养学生分析问题的能力。贼仄遒觉砖宴辚懊咛情感教贼仄遒觉砖宴辚懊咛育目标贼仄遒觉砖宴辚懊咛1 让学生养成吃苦耐劳的意志品质。贼仄遒觉砖宴辚懊咛2 培养学生安全意识。贼仄遒觉砖宴辚懊咛教材贼仄遒觉砖宴辚懊咛分析贼仄遒觉砖宴辚懊咛重点贼仄遒觉砖宴辚懊咛起跑动作

26、贼仄遒觉砖宴辚懊咛难点贼仄遒觉砖宴辚懊咛起跑后身体重心的位置贼仄遒觉砖宴辚懊咛课的结构 贼仄遒觉砖宴辚懊咛课的内容贼仄遒觉砖宴辚懊咛时间贼仄遒觉砖宴辚懊咛组织教法与要求贼仄遒觉砖宴辚懊咛次数贼仄遒觉砖宴辚懊咛时间贼仄遒觉砖宴辚懊咛强度贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛开贼仄遒觉砖宴辚懊咛始贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、 体育委员整队、清查并报告人数贼仄遒觉砖宴辚懊咛2、 师生问好贼仄遒觉砖宴辚懊咛3、 宣布本课内容、任务及要求贼仄遒觉砖宴辚懊咛4、 检查着装、安排见习生贼仄遒觉砖宴辚懊咛一、组织：如下图贼仄

27、遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛* * * * * * *贼仄遒觉砖宴辚懊咛* * * * * * *贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛要求：1、集合做到快、静、齐贼仄遒觉砖宴辚懊咛 2、精力集中、精神饱满贼仄遒觉砖宴辚懊咛 3、见习生随堂听课贼仄遒觉砖宴辚懊咛 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛准贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛备贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚

28、懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1.慢跑：4002 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2.游戏：贼仄遒觉砖宴辚懊咛“报数追拍”贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3.专门性准备活动贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、学生成路纵队绕田径场跑进。贼仄遒觉砖宴辚懊咛2、游戏方法如下图：贼仄遒觉砖宴辚懊咛练习队形： 贼仄遒觉砖宴辚懊咛xxxxxxxxx贼仄遒觉砖宴辚懊咛 xxxxxxxxx贼仄遒觉砖宴辚懊咛 0贼仄遒觉砖宴辚懊咛教师示范领做，学生听口令统一练习：贼仄遒觉砖宴辚懊咛弓步压腿： 48拍贼

29、仄遒觉砖宴辚懊咛仆步压腿： 48拍贼仄遒觉砖宴辚懊咛体前屈握踝压腿： 48拍贼仄遒觉砖宴辚懊咛弓步后踩压踵： 48拍贼仄遒觉砖宴辚懊咛原地连续跳踢摆腿： 48拍贼仄遒觉砖宴辚懊咛原地转髋练习： 48拍贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚

30、懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛10贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛小贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛中贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛基贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛本贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄

31、遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛（一）跑的专门性练习：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1、复习小步跑、高抬腿跑技术：贼仄遒觉砖宴辚懊咛高抬腿跑技术要求：贼仄遒觉砖宴辚懊咛 “抬平蹬直，立腰送髋”贼仄遒

32、觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2、学习后蹬跑技术：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛学习后蹬跑的意义：贼仄遒觉砖宴辚懊咛体会积极着地技术与后蹬、摆腿、送髋技术，发展腿部（蹬摆）力量及膝踝缓冲技巧，提高后蹬能力，加大步长。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛与高抬腿跑比较：贼仄遒觉砖宴辚懊咛高抬腿跑：以高抬大腿为主。贼仄遒觉砖宴辚懊咛后蹬跑：突出后蹬与前摆，充分蹬伸，体前移为主，其特点是跳着跑。贼仄遒觉砖宴辚懊咛（重心在体前）贼仄遒觉

33、砖宴辚懊咛贼仄遒觉砖宴辚懊咛后蹬跑技术要领：贼仄遒觉砖宴辚懊咛 上体稍前倾，两臂协调摆，折叠前摆要送髋，下压后蹬要充分，着地用前掌，膝踝要缓冲。贼仄遒觉砖宴辚懊咛（前抬平，后蹬直，髋前送，大步幅）贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛技术要求：贼仄遒觉砖宴辚懊咛 强调摆动腿的带髋前摆，膝关节向前领先，以及快速伸膝和以大幅度的蹠屈动作蹬离地面。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛教学形式：分组不轮换贼仄遒觉砖宴辚懊咛练习队形：xxxxxxxxx贼仄遒觉砖宴辚懊咛 xxxxxxxxx贼仄遒觉砖宴辚懊咛 0贼仄遒觉砖宴辚懊咛1、行进间小步跑练习：20米24组贼仄遒觉砖宴辚懊咛 xxxxx贼仄遒觉砖宴辚

34、懊咛 xxxxx贼仄遒觉砖宴辚懊咛2、原地高抬腿跑练习：30次2组贼仄遒觉砖宴辚懊咛轮换练习，互相观看，纠正技术动作。贼仄遒觉砖宴辚懊咛进行间高抬腿跑练习：贼仄遒觉砖宴辚懊咛20米24组贼仄遒觉砖宴辚懊咛xxxxx贼仄遒觉砖宴辚懊咛 xxxxx贼仄遒觉砖宴辚懊咛1、都是示范讲解后蹬跑技术及学习意义：贼仄遒觉砖宴辚懊咛2、教师通过支撑高抬腿跑逐渐过渡到支撑后蹬跑讲解两者的区别。贼仄遒觉砖宴辚懊咛3、蹬、摆练习：贼仄遒觉砖宴辚懊咛原地做“蹬跳”类似跳远的“腾空步练习： 贼仄遒觉砖宴辚懊咛上一步“蹬跳”练习：。贼仄遒觉砖宴辚懊咛4、节奏跑跳练习：贼仄遒觉砖宴辚懊咛行进间一步节奏跳：贼仄遒觉砖宴辚懊咛

35、 xxxxx贼仄遒觉砖宴辚懊咛 xxxxx 贼仄遒觉砖宴辚懊咛要求：蹬伸起跳成“腾空步”，体会蹬技术，增强腿部力量。贼仄遒觉砖宴辚懊咛 行进间一步节奏跑：贼仄遒觉砖宴辚懊咛 xxxxx 贼仄遒觉砖宴辚懊咛 xxxxx 贼仄遒觉砖宴辚懊咛要求：后蹬角较小，力量向前，重心平稳贼仄遒觉砖宴辚懊咛技术要点：贼仄遒觉砖宴辚懊咛 摆腿带髋蹬伸要充分，摆臂有力节奏要明显，步幅大重心要平稳。贼仄遒觉砖宴辚懊咛5、由高抬腿跑过渡到后蹬跑：贼仄遒觉砖宴辚懊咛xxxxx贼仄遒觉砖宴辚懊咛 xxxxx 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛过渡方法：上体前倾加大，后蹬力和前摆力（包括两臂的摆动）也加大。贼仄遒觉砖宴辚懊

36、咛6、慢速行进间后蹬跑：贼仄遒觉砖宴辚懊咛xxxxx贼仄遒觉砖宴辚懊咛xxxxx 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒

37、觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛55贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛58贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛

38、贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛中贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛大贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛基

39、贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛本贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛部贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛分贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛（二）学习蹲踞式起跑与起跑后加速跑技术：贼仄遒觉砖宴辚

40、懊咛1、任务：贼仄遒觉砖宴辚懊咛起跑的任务：贼仄遒觉砖宴辚懊咛 获得向前动力，使身体迅速摆脱静止状态，为加速跑创造有利条件。贼仄遒觉砖宴辚懊咛起跑后加速跑的任务：贼仄遒觉砖宴辚懊咛从后腿蹬高起跑器到途中跑之间的一个跑段。贼仄遒觉砖宴辚懊咛充分利用向前的冲力，在较短的时间内获得高速。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2、起跑技术关键：贼仄遒觉砖宴辚懊咛重心前移，两脚用力蹬离起跑器，迅速前摆。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛3、技术要点：贼仄遒觉砖宴辚懊咛快速有力地蹬离起跑器。贼仄遒觉砖宴辚懊咛两臂快速、有力、大幅度前后摆动和后腿带髋前摆。贼仄遒觉砖宴辚懊咛合理的后蹬角度。贼仄遒觉砖宴辚懊咛

41、身体较大幅度的前移。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛4、起跑器的安装方法：贼仄遒觉砖宴辚懊咛接近式：贼仄遒觉砖宴辚懊咛距离起跑线一脚长 4045厘米；中间间隔15厘米贼仄遒觉砖宴辚懊咛 普通式：贼仄遒觉砖宴辚懊咛第一脚长40-45厘米；中间间隔15厘米 第二脚离起跑线7080厘米贼仄遒觉砖宴辚懊咛拉长式：贼仄遒觉砖宴辚懊咛第一脚长 40-45厘米；贼仄遒觉砖宴辚懊咛第二脚长 70-80厘米贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5、学习蹲踞式起跑：贼仄遒觉砖宴辚懊咛“各就位”贼仄遒觉砖宴辚懊咛“预备”贼仄遒觉砖宴辚懊咛鸣枪贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛教师讲解起跑与起跑后加速跑的重要性及

42、任务：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛例举人推板车的力学分析说明起跑的技术关键。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛建立起跑时蹬摆协调配合，培养听觉和肌肉快速反应力练习：贼仄遒觉砖宴辚懊咛两脚平行站立，身体前倒至最大限度迅速跑出：贼仄遒觉砖宴辚懊咛背向站、坐地等听口令迅速跑出： 贼仄遒觉砖宴辚懊咛站立式起跑，听信号迅速做出两腿的蹬摆两臂的摆动动作：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛教师示范讲解起跑器的安装并说明优缺点。 贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛练习“各就位”、“预备”动作：贼仄遒觉砖宴辚懊咛要求：学生初步掌握各口令时身体各部位所处的正确位置和动作要点。贼仄遒觉砖宴辚懊咛贼仄遒

43、觉砖宴辚懊咛蹲踞式起跑2030米：贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛要求：两臂摆动迅速有力，两腿用力蹬起跑器，蹬摆方向正确，保持较在身体前倾，不应有跳跃或停顿现象。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛胶皮带阻力起跑：贼仄遒觉砖宴辚懊咛 要求：贼仄遒觉砖宴辚懊咛体会上体前倾和积极蹬摆的动作要求。贼仄遒觉砖宴辚懊咛加速跑强调上体前倾，摆臂摆腿积极，快速有力。贼仄遒觉砖宴辚懊咛要求加速跑时，前16步低头猫贼仄遒觉砖宴辚懊咛腰跑，713步上体逐步抬起过渡到途中跑。贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴

44、辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛1贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛2贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛5贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉

45、砖宴辚懊咛6贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛55贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛58贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊咛贼仄遒觉砖宴辚懊