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.
Median annual sonographer salaries in May 2012 were about $66,000. The lowest 10% earned sonographer pay of about $45,000 and the highest 10% earned a sonographer salary of more than about $91,000. The salary of a sonographer also varies with experience.According to Payscale.com, the starting entry level sonographer salary in 2014 for experience less than a year was about $48,000.he lowest 10% earned sonographer pay of about $45,000 and the highest 10% earned a sonographer salary of more than about $91,000. The salary of a sonographer also varies with experience. According to Payscale.com, the starting entry level sonographer salary in 2014 for experience less than a year was about $48,000.