Week 21 – your week by week pregnancy

This week she/he is about 26cm long and is steadily gaining weight. Your baby’s bone marrow has started making blood cells, a job done by the liver and spleen until this point. The placenta has provided nearly all of your baby’s nourishment, now your baby will begin to absorb small amounts of sugar from swallowed amniotic fluid.

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Information provided by 4DScan. Visit them at www.4dscan.co.za. 

See how your baby develops here:

Week 6

Week 7

Week 8

Week 9

Week 10

Week 11

Week 12

Week 13

Week 14

Week 15

Week 16

Week 17

Week 18

Week 19

Week 20

Week 21

Week 22

Week 23

Week 24

Week 25

Week 26

Week 27

Week 28

Week 29

Week 30

Week 31

Week 32

Week 33

Week 34

Week 35

Week 36

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