Hi, my name is Jiany living in North America. I am a student of Bachelors Part – II and a book wormer, but some times I prefer to go out for recreation and have a fun with my school friends as this is necessary for health. We met after a long period of time so we select the best places for pregnancy.The intensity of ultrasound waves are mechanically set into the machine to not exceed secret gold guide standards. Ultrasound machines are constructed to either shut off or give a noticeable warning if any of the built-in barriers fail to limit the ultrasound waves to below the secret gold guide review standard. Generally, a higher intensity of ultrasound waves are used to detect the baby’s heartbeat, and as these waves are also directed and focused the secret gold guide a single organ in the fetus.