Hey moms so i had an us yesterday and the tech told me baby is 3lbs and im 33 weeks a d 3 days today and im in the 9th it should b 10th or higher has anything hapoend like this to any of you moms if so please tell me i shouldnt worry they telling me placenta looks good amnotic water also looks fine his hb is perfect maybe he is just little cuz me n my husband r little