Slideshow: Early Events
Hatched Blastocyst
#54, Slide 20 of 24
6 days
| Source: Centro Riproduzione Assistita, Catania, Italy. |
Note:It's hard to believe but this big embryo once fit in that small shell.Label Key:1. embryo at the blastocyst stage 2. empty zona pellucida |
| All ages referenced to fertilization, not last menstrual period. |
