檢視心内膜的原始碼

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| style="background: #008080" align= center|  '''<big>心内膜</big> '''

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[[File:U=1160979309,380205121&fm=26&gp=0.jpg|缩略图|居中|[https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1607318308024&di=89641c9af2ff51425f7e2712eb59bba1&imgtype=0&src=http%3A%2F%2Fwww.twword.com%2Fuploads%2Fwiki%2F36%2Fc9%2F352380_2.jpg 原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%BF%83%E5%86%85%E8%86%9C&step_word=&hs=0&pn=1&spn=0&di=139150&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=1160979309%2C380205121&os=3179800747%2C2079183065&simid=4127250541%2C348153380&adpicid=0&lpn=0&ln=1622&fr=&fmq=1607308222875_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fwww.twword.com%2Fuploads%2Fwiki%2F36%2Fc9%2F352380_2.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bpoo561_z%26e3Bv54AzdH3FothtAzdH3F%25Eb%25Bl%25b0%25Ec%25bm%25Ab%25Ec%25bF%25bE%25El%25l8%25Bm%25Em%25BB%25bc%25Ec%25ba%25A9&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&force=undefined来自 百度的图片]]]

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心内膜，简称心膜。覆盖在[[心房]](心耳)和心室内表面的一层组织。内层是一层扁平的内[[皮细胞]]，为较疏松的结缔组织，含血管、神经及心搏传导系的浦肯野[[纤维]]，连接心内膜和心肌层。[[心瓣膜]]（房室瓣和半月瓣）是心内膜延伸的皱襞，功能是阻止血液逆流。