正常子宫人体解剖特点是什么

正常子宫人体解剖特点是什么
2025-03-15 21:35:48
推荐回答(3个)
回答1:

1、位置:子宫位于骨盆腔中央,膀胱与直肠之间,下端接阴道,两侧有输卵管和卵巢。成年女性子宫呈前倾前屈位,主要子宫韧带、骨盆底肌和筋膜承托于正常位置。

2.形态子宫呈前后隔和的倒置梨形。成年妇女的子宫重约50g,长7~8cm,宽4~
5cm,厚2~3cm、子宫腔容量约5ml。子宫上部较宽称子宫体(宫体),其上端隆突部分为宫底(宫底)。子宫底两侧为子宫角(宫角),与输卵管相通。子宫的下部较窄呈圆柱状称子宫颈(宫颈)。子宫体与子宫颈的比例,婴儿期为1:2,成年女性为2:,青泰期及老雄期为1:1句子官腔为上宽下窄的三角形,两侧通向输卵管,尖端初下通向宫颈管。宫体与宫颈之间最狭窄的部分,称子宫峡部。子宫峡部在非孕期长约1cm,其上端因解剖上我狭窄称解剖学内口,其下端因黏膜组织在此处由宫腔内膜转变为宫颈黏膜,称组织学内口。妊娠期子宫缺都逐渐延伸变长形成子宫下段,是软产道的一部分,妊娠本期可出~10D宫颈内腔呈梭形称宫颈)成年妇女长2.5~3.0cm,其下端为宫颈外口,宫颈下端暴露于阴道的部分称宫颈阴道部(图2-7)。未产妇的宫颈外旦呈圆形:经阴道分娩后妇女的宫颈外口因分娩裂伤,故产后宫而口品桥烈状。又称“一字形”

回答2:

1、子宫阔韧带:防止子宫左右摇摆
子宫圆韧带:维持子宫前倾位
骶子宫韧带:维持子宫前屈位
子宫主韧带:防止子宫脱垂
2、一嗅二视三动眼,四滑五叉六外展,七面八听九舌咽,十迷与副舌下全(口诀告诉你)
3、鼻旁窦包括:额窦、蝶窦、筛窦、上颌窦
除了筛窦的后群和蝶窦,余下的开口都在中鼻道
筛窦的后群开口在上鼻道,蝶窦在蝶筛隐窝

回答3:

女性内生殖器官,最重要的是子宫。在盆腔中央,两侧各有输卵管,有两个卵巢。正常子宫大小,像女性拳头大小,一般从超声上检测出容量,基本是5cm长、3cm宽度、2cm厚度。

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