Note: Information provided on this page is for general education only, growth of baby inside womb depends upon many factors and growth of your baby may differ slightly than indicated below, please seek medical advice whenever in doubt.

In this week ...

• Baby's bones are continuing their ossification process, becoming stronger, dense and harder.
• In baby's lungs, surfactant is coating their tiny alveoli, helping them to stay open and retain oxygen at birth.
• Baby will grow to average length of about 13.62 inches or 34.6 centimeter Crown to Heel and weighs about 1.46 pound or 660 grams towards the ends of this week.