2Scroll Compressor History and Development 2OPERATING PRINCIPLES................................ 3Geometry of a Scroll....................................... 3The Scroll Set ................................................. 3Compression Process ...................................... 4Compliance .....................................................
A: Your baby's heartbeat is one of the first things your doctor will look for on an ultrasound, a test that uses sound waves to give off visual images of your baby and placenta as well as your uterus and other pelvic organs.
No. It may be possible with a Doppler to hear your own heartbeat-blood flowing throw your iliac arteries-which are near the site where you would expect to hear a baby's heartb â¦ eat. You can confirm that this is your heartbeat and not your baby's by comparing it to your pulse at the wrist.