烟台医声|你了解膝关节的具体构造是什么样子的吗？
<!----><style type="text/css">html{font-size:375%}</style><link href="https://pic.app.ytbbs.com/static/publish/css/style.css?v=1605251010486" rel="stylesheet" position="1" data-qf-origin="/static/publish/css/style.css?v=1605251010486"><div class="preview_article "> <!----> <p style="text-align: left;"> <font color="#191919" face="PingFang SC, Arial, 微软雅黑, 宋体, simsun, sans-serif">膝关节是人体最大、最复杂的关节，由股骨下端、胫骨上端及髌骨构成。膝关节的主要辅助结构有韧带、滑囊、滑膜和半月板等。你知道它具体是什么样子的吗？来听听专家给你介绍下</font></p><p><video class="qf_video" style="position: relative;" src="https://pic.app.ytbbs.com/forum/20220321142835front1_1_1675363_lpNgYArkxJaeB0yVDMKDPB1dKryd.mp4" poster="https://pic.app.ytbbs.com/forum/20220321142835front1_1_1675363_lpNgYArkxJaeB0yVDMKDPB1dKryd.mp4?vframe/png/offset/1" controls="controls" width="843" height="1500" frameborder="0" data-qf-origin="forum/20220321142835front1_1_1675363_lpNgYArkxJaeB0yVDMKDPB1dKryd.mp4" data-qf-poster-origin="forum/20220321142835front1_1_1675363_lpNgYArkxJaeB0yVDMKDPB1dKryd.mp4?vframe/png/offset/1" data-mce-fragment="1"><source src="https://pic.app.ytbbs.com/forum/20220321142835front1_1_1675363_lpNgYArkxJaeB0yVDMKDPB1dKryd.mp4" type="video/mp4"></video></p><p class="empty_paragraph" style="min-height: 25px;"> </p> <!----></div><!----> 学习到了
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