精相题O 卵细麗 初级精母 D(0X I 细胞46.XY 初级柳母细慰 D (届6,XⅩ Puting apart of 丹脱○ Anaphase of 1st 精子 细胞 22X23,Y23x123Y 次级卵母@极体 细胞23X V人 极体 ells resulted from 明f 23,X conditions: 1) maturation of oocyte 2)maturation of spermatozoa
conditions: 1) maturation of oocyte 2) maturation of spermatozoa
3capacitation and acrosome reaction of spermatozoa: R5 capacitation factor; secreted by epi. cells of oviduct, capacity of releasing acrosome enzymes 4)quality and quantity of spermatozoa 2-6ml,100,000,000/m, <1.5 ml; or <10,000,000 abnormal sperm >30%;or capacity for mobile< 70% 5)meeting of sperm and ovum within 24 hrs
3) capacitation and acrosome reaction of spermatozoa: R5 • capacitation factor: secreted by epi. cells of oviduct, capacity of releasing acrosome enzymes 4) quality and quantity of spermatozoa: • 2-6 ml, 100,000,000/ml, • <1.5 ml; or <10,000,000; abnormal sperm >30%; or capacity for mobile< 70% 5) meeting of sperm and ovum within 24 hrs