The following definitions and fetal development photos will help you understand more about your pregnancy.

Day 1: When conception (fertilization) occurs, the baby's features, including sex, hair and eye color, have already been determined.

9 Weeks LMP: 7 weeks after conception At this age, the baby's heart has been beating for one month and fingers and toes are developed.

 

 

 

 

 

10 Weeks LMP: 8 weeks after conception At 10 weeks, the baby hiccups and reacts to loud noises.

 

 

 

 

 

16 Weeks LMP: 14 weeks after conception At 16 weeks, the baby's gender can be determined by ultrasound.

 

 

 

 

 

22 Weeks LMP: 20 weeks after conception At this age, the baby's eyelashes can be seen and the lungs are developing.  Fetus may suck thumb and is more active.