<h3> 同学们，接下来的时间我们居家锻炼内容是眼保健操！但锻炼之前想请问大家一个问题:复工＝疫情解除？这是一个需要大家重视的问题——复工并不代表疫情解除，还需要我们时刻做好疫情防控工作！</h3> <h3> 经过了这么多天的线上授课，经常盯着电子产品的大家，是否出现以下现象呢？？？看完以后，请同学们做好上课准备！</h3> <h1 style="text-align: center;"><b>📣准备上课～</b></h1><h3><b><br></b></h3><h3 style="text-align: center;"><u>让我们一起了解关于“近视”的那些事</u></h3> <h1 style="text-align: center;"><font color="#ed2308"><b>👇🏻</b></font></h1> <h1 style="text-align: left;"><b><font color="#010101">老师:同学们知道近视的原因吗？</font></b></h1><h1 style="text-align: left;"><b><font color="#010101"> 这位同学，你是不是想回答呢？</font></b></h1> <h1><b>学生:</b></h1> <h1><b>老师:他的同桌好像有答案了！</b></h1><h1><b>学生:</b></h1> <h1 style="text-align: center;"><b>📣那就给大家科普一下吧📣:</b></h1><h3>近视的原因有多少？大家不妨数数看外面的树叶就知道答案了！</h3> <h1 style="text-align: center;"><b><font color="#ed2308">一、近视的原因</font></b></h1><h3><b>1、内部因素:遗传</b></h3><h3> 根据大量的调查资料，比较一致的结论是高度近视和遗传有关，中度以下近视则存在较大的分歧。高度近视的遗传类型，多数调查资料的结论是常染色体隐性遗传。</h3> <h3><b>2、外部因素:环境因素</b></h3><h3> 环境因素主要是近距离作业和不良的作业环境，这是最古老的学说，虽然至今仍存在一些争议，但是从大量国内外有关调查研究报告看，已公认遗传与环境是近视眼形成的主要原因，并指出环境条件是决定近视眼形成的客观因素。</h3> <h3> 接下来是分享时间，同学们可以将自己所知道的近视原因跟家人一起分享分享！！！</h3> <h3>老师:(拍桌子)肃静肃静，时间到，我们继续下个知识点，后面的同学请放下手中的零食和饮料🥤</h3> <h1 style="text-align: center;"><b><font color="#ed2308">二、如何预防近视？</font></b></h1><h3><b><font color="#ed2308"><br></font></b></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">预防近视需注意八要点</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">:</span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(1)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">防止用眼过度，近距离工作一次不要超过</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">50</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">分钟为宜，每个小时应休息</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">10</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">分钟，极目远眺松弛调节，可以预防近视。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(2)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">不要在阳光直射下或暗处看书，不要躺着、趴着或走动、乘车时看书。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(3)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">建立眼保健操制度，定期检查视力，对视力低下的同学应及时采取有效措施。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(4)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">上课做作业时要经常眨巴眼睛，感到眼疲劳时，应用闭目半分钟，但不要揉眼睛，这样对预防近视有一定的帮助。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(5)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">不要偏食挑食，不要过多吃糖。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(6)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">必须注意个人用眼卫生，保持眼睛周围清洁。</span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"></span></h3><p class="rtcscls2_r_5 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><p class="rtcscls2_r_0 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">(7)</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">预防近视眼的措施还包括注意饮食营养，多吃一些如羊肝、猪肝、鸡蛋、牛奶、胡萝卜、蔬菜等。</span></h3><p class="rtcscls2_r_0 rtcscls2_p_0 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;"><br></span></h3><h1 style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; padding-top: 9px; padding-bottom: 9px; border: 0px; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-stretch: inherit; font-size: 18px; line-height: 1.7em; font-family: "PT Serif", "Droid Serif", "Times New Roman", arial, sans-serif; text-size-adjust: none; word-break: break-word; color: rgb(51, 51, 51); white-space: normal;"><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font-style: inherit; font-variant: inherit; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; vertical-align: inherit;"><b>(敲黑板)提醒:❗❗❗</b><span style="font-weight: inherit;">疫情期间不</span><span style="font-weight: inherit;">提倡户外活动性，但疫情解除后可以！！！也可通过</span><span style="font-weight: inherit;">休息，经常进行远眺，每日</span></span><span class="rtcscls2_r_5 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">3—4</span><span class="rtcscls2_r_1 fszl_show" style="outline-style: initial; outline-width: 0px; -webkit-tap-highlight-color: transparent; border: 0px; font: inherit; vertical-align: inherit;">次，每次起码要五到十分钟来预防近视！</span></h1> <h1><b>老师:那么，同学们能否思考两个问题:</b></h1><h1><b>问题1、写作业的时候，你们如何预防近视呢？</b></h1><h1><b>问题2、平时在学校有做什么操可以预防近视呢？</b></h1><h1><b>大家思考一下，等下请同学们来分享一下妙招！</b></h1> <h1><b>老师:时间到！！！</b></h1> <h1><b>老师:顾的(Good)！那请小明同学来回答一下。</b></h1> <h1><b>小明:刚跟度娘讨论了一下得知:</b></h1><h3><span style="color: rgb(64, 64, 64); font-family: STHeiti, "Microsoft YaHei", Helvetica, Arial, sans-serif; font-size: 17.28px; text-align: justify; text-indent: 34.56px; white-space: normal; background-color: rgb(245, 245, 245);"><b> 用眼知识三个一，三个20要牢记。持续用眼危害大，户外运动是利器。 （三个 一：一尺、一寸、一拳；三个20：近距离用眼20 分钟后，用20秒以上的时间远望20 英尺（约6 米）以外的视标。）</b></span><br></h3><h1 style="text-align: center;"><span style="color: rgb(64, 64, 64); font-family: STHeiti, "Microsoft YaHei", Helvetica, Arial, sans-serif; font-size: 17.28px; text-align: justify; text-indent: 34.56px; white-space: normal; background-color: rgb(245, 245, 245);"><b>请看下图</b></span></h1> <h1><b>老师:奈斯(Nice)，那第二个问题谁来挥答一下？</b></h1> <h1><b>学生甲:眼保健操</b></h1> <h1><b>老师:那接下来，请允许老师啰嗦两句，介绍一下眼保健操，同学们可以将眼保健操跟家人一起练习练习</b></h1> <h1 style="text-align: center;"><b><font color="#ed2308">三、眼保健操教学</font></b></h1><p style="text-align: center;"><b><br></b></h3><h1 style="text-align: center;"><b>工具/原料</b></h1><h1 style="text-align: center;"><font color="#ed2308"><b><u>眼保健操 坚持做</u></b></font></h1><p style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: "PingFang SC", Arial, "\\5FAE软雅黑", "\\5B8B体", simsun, sans-serif; font-size: 17.28px; text-align: justify; white-space: normal; background-color: rgb(248, 248, 248);"> 通过对不同穴位的不同按摩手法，以达到通 经络，养气血，消除劳，增进视力和预防近</span><span style="line-height: 1; text-size-adjust: none; font-size: 17.28px; color: rgb(34, 34, 34); font-family: "PingFang SC", Arial, "\\5FAE软雅黑", "\\5B8B体", simsun, sans-serif; text-align: justify; white-space: normal; background-color: rgb(248, 248, 248);">视的功效。全操共分六节，均为四八拍，用4分钟左右的时间做完。</span></h3> <h1><b>方法/步骤</b></h1><h3>先认识下主要穴位。建议:最好每个穴位做八个八拍。</h3> <h1 style="text-align: center;"><b>第一节:按揉攒竹穴</b></h1> <h1 style="text-align: center;"><b>第二节:按压睛明穴</b></h1> <h1 style="text-align: center;"><b>第三节:按揉四白穴</b></h1><h3 style="text-align: center;"><span style="color: rgb(153, 153, 153); font-family: PingFangSC-Medium; font-size: 18px;"></span></h3> <h1 style="text-align: center;"><b>第四节:按揉太阳穴、轮刮上眼眶</b></h1> <h1 style="text-align: center;"><b>第五节:按揉风池穴</b></h1> <h1 style="text-align: center;"><b>第六节:揉捏耳垂，脚趾抓地</b></h1> <p style="text-align: left;"><b>剩下的时间，我们一起来做一下眼保健操吧，家长们也可以观看以下视频进行视力保护！</b></h3>