[header] How to get a baby to move for an ultrasound [title] Drink apple or orange juice about 30 minutes before your appointment. [step] The juices typically don't take too long to absorb into your bloodstream. The sugar in the juices tends to wake up your baby while in utero. 
[substeps] Also, if you didn't give up caffeine after finding out you're pregnant, you can opt for a cup of coffee or can of soda. The caffeine enters your bloodstream and might stimulate your baby to move around.