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.
10% of cardiac sonographers in US earn around $42,000; 25% of cardiac sonographers take around $50.000; the median collects around $59,000; 75% of cardiac sonographers collect around $70,000; and 90% of cardiac sonographers make around $82,000.Cardiac sonographerâs salary by experience is as follows.ardiac sonographer salary by cities in US is as follows: those employed in Atlanta, Georgia can expect from $48,500 â $62,400 while those serving in Houston, Texas can take home from $48,500 â $62,400.