changes in mother
changes in baby
size of baby
100

less nausea 

what is week 16 

100

baby is inhaling and exhaling amniotic fluid 

what is week 26

100

baby is gaining an ounce a day 

what is weeks 36 

200

increase in appetite 

what is week 18

200

baby can see light filtering in from the womb 

what is week 28

200
baby is the size of a bowling pin 

what is week 38

300

irregular contractions (Braxton-Hicks)

what is week 22

300

all major organs are developed expect the lungs 

what is week 32

300

baby is the size of a small pumpkin 

what is 40 weeks 

400

feel shortness of breath 

what is week 20

400

baby weighs almost 3 pounds 

what is week 30

400

baby weighs a little over 4 pounds 

what is 33 weeks 

500

uterus is the size of a soccer ball 

what is week 24

500

babys essential nervous system is maturing 

what is week 34

500

baby is the size of a broccoli stock 

what is 25 weeks