How Do Ultrasound Sonograms Work?
An ultrasound sonogram is a scan of a pregnant woman’s lower abdomen to reveal an image of her baby. Ultrasound sonograms are usually performed by specialized ultrasound technicians or medical doctors.PreparationTo prepare for an ultrasound sonogram, the ultrasound technician or doctor places a clear water-based gel on the woman’s lower abdomen.Purpose of GelThe gel serves as a conductor for the sound waves. The sound waves are used to create a scanned image of the woman’s baby.TransducerA transducer is placed on the gel to emit sound waves into the uterus. The waves scan the applied area and return back to the transducer to create an image.ImageAn image is creating by signals sent from the sound waves. The sound waves bounce off bones and tissue, essentially creating a black and white image in the ultrasound sonogram computer.Understanding the Ultrasound Sonogram ImageWhen the sound reflects off tissues and bone in the womb, the data is transmitted back to the computer. Areas of high-
