推荐回答(5个)
脾位于腹腔的左上方。
脾脏的实质分为白髓、红髓和边缘区三部分。白髓由密集的淋巴细胞构成,是机体发生特异性免疫的主要场所。当抗原侵入脾引起体液免疫应答时,白髓内淋巴小结会大量增多。
红髓主要由脾血窦和脾索组成,红髓内血流缓慢,使抗原与吞噬细胞的充分接触成为可能,是免疫细胞发生吞噬作用的主要场所。边缘区(MZ)位于红髓和白髓的交界处,此区淋巴细胞较白髓稀疏,以B细胞为主,但有较多的巨噬细胞(Mφ),是脾内捕获抗原、识别抗原和诱发免疫应答的重要部位。
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扩展资料:
养脾禁忌:
1、禁忌养脾无常。养脾不单单只是秋冬的事情,而是应该像吃饭喝水一样每天都去做。
2、禁忌生、冷。要养脾,就不能喝太多的饮料,特别是冰饮料。
3、禁忌甜。部分人喜欢吃甜食。其实,过甜易伤脾。因此,要想补脾养脾,甜要有个度。
4、禁忌吃太多。吃太撑了,除了易长胖外,还容易伤到脾胃。饭要七八分饱,细嚼慢咽。
参考资料来源:百度百科-脾 (器官)
参考资料来源:人民网-中医怎样养脾?要养脾别犯四个错
脾(spleen )位于腹腔的左上方,于左季肋区胃底与膈之间,怡与第9~11肋相对,其长轴与第10肋一致。正常情况下,左肋弓下缘不能触及。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F1c950a7b02087bf42e059d22f2d3572c10dfcf14%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
脾脏位于左上腹部。
脾脏与第9-11肋相对,长轴与第10肋一致。脾可分为光滑隆凸的膈面、和凹陷的脏面两面。脏面前上方与胃底相连,后下方与左肾和左肾上腺相连。神经、血管自脏面中央的脾门处出入脾脏。脾脏除与胰腺连接处和脾门处外,均被腹膜包裹。腹膜邹襞形成的韧带对脾起了支持和保护的作用。
脾脏占全身淋巴组织的25%。它含有大量的淋巴细胞和巨噬细胞。它是细胞和体液免疫的中心。膈肌与膈肌和左肋膈窦相邻,胃在前,左肾和左肾上腺在后,结肠和脾沟在下。
脾脏在活体时为暗红色,上缘较锐,有2-3个切痕,而下缘则相对钝厚。脾质脆而软,受暴击后易破碎。成人的脾脏重约150-200克。正常情况下,脾无法被触及,肿大的脾则容易被触到。
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扩展资料:
脾脏的功能:
脾组织中有许多称为“血窦”的结构。通常有些血留在血窦里。人体失血时,血窦收缩,将这部分血液释放到外周,以补充血容量。大量的巨噬细胞附着在窦壁上,可以吞噬老化的红细胞、病原体和异物。
脾脏是人体最大的免疫器官,占整个淋巴组织的25%。它含有大量的淋巴细胞和巨噬细胞。它是细胞免疫和体液免疫的中心。它通过多种机制发挥抗肿瘤作用。脾切除术导致细胞免疫和体液免疫紊乱,影响肿瘤的发生和发展。
脾脏内部可分为红髓及白髓。红髓的主要功能是过滤和储存血液,由脾索及血窦组成,但因为其不含输入淋巴管,所以脾脏没有过滤淋巴的功能。而白髓的主要功能则为对抗外来微生物及感染。
参考资料来源:/baike.baidu.com/item/%E8%84%BE%E8%84%8F/1648908?fr=aladdin#2_1"target="_blank"title="百度百科——脾脏">百度百科——脾脏
脾(spleen )位于腹腔的左上方,于左季肋区胃底与膈之间,怡与第9~11肋相对,其长轴与第10肋一致。正常情况下,左肋弓下缘不能触及。
脾脏再左肋骨下沿后侧,以长度达20厘米,与在右侧的肝脏有重叠的部分。脾脏在位的后面,一般不易触及,炎症时肿大,肋骨下可触及。
脾脏位于人体左上腹内,深居于肋弓之后,是一个颜色暗红、质地柔软的网状内皮细胞器官,成年人的脾脏约有巴掌那么大,重200克左右,由几条韧带“悬挂”在上腹部。脾脏结构图脾位于左季肋区,胃左侧与膈之间,相当左侧第9~第11肋的深面,其长轴与第10肋方向基本一致。
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