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.
Sonographerâs salary in the USA is around $64,380 per annum and the hourly rate(wage) is around $30.95 per hour. The annual salary for the upper 10 percent sonographers is around more than $88,490 per year, while the lower 10 percent of them earn less than $44,900 per year.n average yearly bonus for a vascular sonographer is around $1,009 per annum and the profit sharing ranges from between $203.47 â $3,439. Therefore, the total annual salary for a vascular sonographer ranges from between $41,545 â $80,052 per annum.