Measuring under

Went to the doctor today for a check up has been cramping and hurting all week long not really sure if it's cramps or contractions cause they feel the same besides my belly tightening up suppose to be 34 weeks today and baby measures 29 weeks got an ultrasound the tech said the baby is fine she weighs about 5lbs now was told if the cramping gets closer to call my doctor I really only feel the cramping when she moves or I'm laying down but my vagina hurts really bad now and it didn't hurt earlier . Scheduled to go back in two weeks to give blood . Will the doctor be inducing me if ion be done went into labor by then or what