卵子
http://www.10month.com/ch/051202/image/107d45c84a1.jpg

精子1
http://www.10month.com/ch/051202/image/107d45c84a5.jpg

精子2
http://www.10month.com/ch/051202/image/107d45c84a7.jpg

受孕过程
http://www.10month.com/ch/051202/image/107d45c84a8.gif

穿过放射冠
http://www.10month.com/ch/051202/image/107d45c84aa.jpg

穿过透明带
http://www.10month.com/ch/051202/image/107d45c84ab.jpg

形成受精卵
http://www.10month.com/ch/051202/image/107d45c84ad.jpg

受精卵（合子）
http://www.10month.com/ch/051202/image/107d45c84af.jpg

受精卵(第1天)
http://www.10month.com/ch/051202/image/107d45c84b0.jpg

细胞期1
http://www.10month.com/ch/051202/image/107d45c84b2.jpg

细胞期2
http://www.10month.com/ch/051202/image/107d45c84b3.jpg

二核融合开始分裂(卵裂)1
http://www.10month.com/ch/051202/image/107d45c84b4.jpg

二核融合开始分裂(卵裂)2
http://www.10month.com/ch/051202/image/107d45c84b6.jpg

桑椹胚(第3天)
http://www.10month.com/ch/051202/image/107d45c84b7.jpg

桑椹胚(第3天) 15胚泡(第4天)
http://www.10month.com/ch/051202/image/107d45c84b9.jpg

孕四周
http://www.10month.com/ch/051202/image/107d45c84ba.jpg

孕五周
http://www.10month.com/ch/051202/image/107d45c84bc.jpg

孕六周
http://www.10month.com/ch/051202/image/107d45c84bd.jpg

孕七周
http://www.10month.com/ch/051202/image/107d45c84bf.jpg

孕九周1
http://www.10month.com/ch/051202/image/107d45c84c0.jpg

孕九周2
http://www.10month.com/ch/051202/image/107d45c84c2.jpg

孕十二周
http://www.10month.com/ch/051202/image/107d45c84c3.jpg

二十六周
http://www.10month.com/ch/051202/image/107d45c84c5.jpg

孕二十八周
http://www.10month.com/ch/051202/image/107d45c84c6.jpg

孕全图1
http://www.10month.com/ch/051202/image/107d45c84c8.jpg

孕全图2
http://www.10month.com/ch/051202/image/107d45c84c9.jpg