If your amniotic membrane ruptures -- or your water breaks -- the contractions may get much stronger. When the cervix dilates from 8 to 10 centimeters (called the Transition Phase), contractions are 2 to 3 minutes apart and last about 1 minute.his part of labor (called the Latent Phase) is best experienced in the comfort of your home. When the cervix dilates from 4 to 8 centimeters (called the Active Phase), contractions get stronger and are about 3 minutes apart, lasting about 45 seconds.
Cardiac sonographer salary. Cardiac sonographerâs salary is around $50,000 in the United States, but this significantly gets higher as he stays longer in the work. Indeed, a cardiac sonographer employed for more than 1 year can expect from $30,545 â $65,952.
The BLS reports an average annual salary of $67,170 in 2013 for sonographers, although the Society of Diagnostic Medical Sonography reports a higher figure of $78,520. Salaries ranged from $45,840 to $92,070 in 2013, according to the BLS. Most sonographers work in general medical and surgical hospitals, where salaries averaged $67,540 in 2013, according to the BLS. Physicians were the next largest group of employers, with an average salary of $66,970.