10 - 12 Weeks Unborn

 - Heart is beating (since 18 - 25 days)

- Brain waves have been recorded at 40 days

 - She squints, swallows, and can make a fist

 - She has fingerprints and can kick

 - She is sensitive to heat, touch, light and noise

 - She sucks her thumb

 - All body systems are working

 - She weighs about 1oz and is 2 1/2" - 3" long