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三、正常红细胞形态
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_524.jpg?sign=1738892297-GLqoqFLouZIR3bAenAZsQ2rvoz6AePpA-0-237da03c5dbed07d669e016412ba38f4)
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_525.jpg?sign=1738892297-P1NmT5Yp7dHIo1667Kppq84U4q35E4Eg-0-de0ffa22c7c7ebc9cabb2793164f6603)
原始红细胞(pronormoblast)
胞体直径15~25μm,多为圆形或类圆形,边缘常有瘤状突起。胞质量偏少,呈深蓝色,不透明,胞质中无颗粒;胞核圆形、居中或略偏位,核染色质粗、均匀,呈深紫红色,核仁1~3个。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_523.jpg?sign=1738892297-yGlHTDT84NcXteRtmw0u9SCjfnWd9Oj1-0-ad442b95b5d660994d57a79238687a86)
早幼红细胞(early normoblast)
胞体直径10~18μm,胞质量略增多,其染色比原始红细胞略浅,呈不透明蓝色,瘤状突起及核周淡染区仍可见;胞核圆形,居中或稍偏位,核染色质浓集呈粗颗粒状,核仁模糊或消失。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_527.jpg?sign=1738892297-DI3sikwPM5nYIf8mXKLUUHnfPcgMF01s-0-3a944f441bf8914acdee08ee0fbb9010)
中幼红细胞(polychromatic normoblast)
胞体直径8~15μm,胞质量偏多,胞质呈灰蓝色或灰红色;胞核呈圆形、居中,核染色质凝聚成块,像压碎饼干样,其副染色质明显,核仁完全消失(箭头)。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_526.jpg?sign=1738892297-zA2a3sJZjprDfPkxp8Nup147Ad6IKUh2-0-932edf216040df7c6aec41d8af3385ba)
中幼红细胞(polychromatic normoblast)
胞体呈椭圆形,胞质量偏多,呈灰红色;胞核呈圆形,偏于一侧,核染色质凝聚成块,副染色质明显,核仁消失。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_528.jpg?sign=1738892297-neufjOOaar2tHsu1BSu0G0mzmDIxbFlu-0-665b0367a8d6354367d9c185e8928c3f)
晚幼红细胞(orthochromatic normoblast)
胞体直径7~10μm,胞质量较中幼红偏多,呈淡红色或灰红色;胞核圆形,居中或偏位,核染色质固缩聚集,呈深紫红色或紫黑色团块状(称为碳核),副染色质少见或消失。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_529.jpg?sign=1738892297-65OCbhAGoSWkCRb61EXVaE8r0yhwA8k4-0-71b6aa74c4093c44cc142f1f95e69268)
晚幼红细胞(orthochromatic normoblast)
胞质量多,呈灰红色;胞核圆形,居中,核染色质固缩聚集,呈紫红色,副染色质消失。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_530.jpg?sign=1738892297-V4KisfJs4luc6gcI0qC02xQTFIrTCmww-0-060bd4061a0464d33215d29764b9b919)
成熟红细胞(erythrocyte)
成熟红细胞胞体直径平均为7μm,两面呈微凹盘状,呈淡红色,中央部分淡染。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_531.jpg?sign=1738892297-McWU8NnBnX2gbcjSb0ARqRKVYwDXVXXQ-0-65fbe02a37ebf1fbac3a7dd9368841e6)
红细胞核分裂前期
染色体散乱分布,呈不规则状,没有规律。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_532.jpg?sign=1738892297-08U4GkbTHh0FnbNWjqRPDUERfWnhAbEB-0-e183ff5515059b63171d376737abc743)
红细胞核分裂中期
染色体排列在赤道板上。
![](https://epubservercos.yuewen.com/9CF5C3/21846793801678906/epubprivate/OEBPS/Images/Chapter_533.jpg?sign=1738892297-LPh4NQ34tr7BHie7NkXbQtdUkOvKej1l-0-2784406762464d37c74e4ab8e42c417d)
红细胞核分裂后期
着丝点分开,染色体被拉向两极。