Your baby measures about 23cm crown to rump and 32cm from head to toe.
Airs sacs in the lungs begin to develop.
The lungs secrete surfactant which covers the inner lining of the air sacs. It allows the lungs to expand normally during breathing.
Your baby may jump in response to loud sounds.
He/she may react to bright light aimed at the uterus.
Brain wave activity begins.
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What is happening to you:
Dental problems are common because of increased levels of oestrogen and progesterone.
If you feel your uterus contract you may be experiencing Braxton Hicks contractions. Don’t panic – this is your body’s way of preparing you for labour and the contractions tone up your uterus.
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