檢視鳃囊的原始碼

[[File:鳃囊.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E9%B3%83%E5%9B%8A&step_word=&hs=0&pn=10&spn=0&di=12760&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=2774322151%2C2039385922&os=1053653653%2C1473926193&simid=3405072789%2C340662116&adpicid=0&lpn=0&ln=976&fr=&fmq=1630014444111_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=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2Fwww.51wendang.com%2Fpic%2Fe8b4000e62f08ad0f20709a9%2F9-810-jpg_6-1080-0-0-1080.jpg%26refer%3Dhttp%3A%2F%2Fwww.51wendang.com%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1632606708%26t%3D91306cd1d803b24cb206379d4107ef35&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3Bc8ojg1wg2_z%26e3Bv54AzdH3F15vAzdH3Fjbk9aaajmduabw1auda0alwlAzdH3Fl&gsm=b&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined 原图链接][https://www.51wendang.com/doc/e8b4000e62f08ad0f20709a9/9 来自无忧文档]]]
'''鳃囊'''圆口类在鳃裂中间扩张而成为鳃囊，其中生出许多鳃叶而形成鳃。鳃囊的数目一般为6—8对，多者达10—14对
。在鳃囊与咽头之间为水的流入管，它与体外之间的部分，成为流出管。八目鳗具有7对鳃囊，它的流入管在食道下面，开口于口腔的盲囊状的1条呼吸管（respiratory tube）内。分别通过流出管开口于体外，盲鳗的鳃囊为6对，流入管直接开口于咽头，但流出管在各体侧汇合成1个开口。 <ref>[https://m.ichong123.com/ask/28305 怎么让仓鼠把腮囊里的食物吐出来]爱宠网</ref>