Pregnancy typically lasts for 40 weeks or 280 days. The first trimester begins on the first day of your last period and lasts until the end of week 12. This 3D Animation is showing what's going on inside your womb during your first trimester. 00:00 : Introduction 00:07 : Week 1 00:19 : Week 2 01:07 : Week 3 01:21 : Week 4 02:01 : Week 5 02:19 : Week 6 02:49 : Week 7 03:31 : Week 8 04:20 : Week 9 04:51 : Week 10 05:16 : Week 11 05:50 : Week 12 06:18 : The End 💥 Follow us on Facebook: / dr.smurfmd Thanks for Watching.! #Pregnancy #labor #childbirth #3danimation