Your baby now weighs a little over 1kg and is about 39cm from head to toe....the hair on his head has grown well....if your baby is a boy, his testicles will move down past the kidneys to reach their original place through the groin....if it's a girl, her clitoris will be prominent and not yet covered by the lab a few weeks before birth....they grow...they make the clitoris which cover up....your baby's head is getting bigger to make room for the growing brain...by the end of this week, almost all babies will respond to sound and light....your baby's nutritional needs have peaked in the last three months....and you need lots of protein, vitamin C, folic acid, iron and calcium....his bones are getting stronger and your brain, muscles and lungs are getting bigger..you find it harder to sleep at night....most mothers in These last three months are dreaming about your baby... Bones: Your baby's bones are getting stronger and are getting 200 milligrams of calcium a day.... Head: Your baby's head gets bigger and bigger to accommodate his brain....the brain where billions of nerve cells grow....Womb: If you sleep on your back, you may feel dizzy....this is because your blood supply to the veins is reduced and the blood pressure to the uterus is reduced..Heart....Anus: Haemorrhoids are common during pregnancy.