A woman's last menstrual period was June 10.The nurse estimates the date of delivery (EDD)to be

Question

Quizplus · Accepted Answer

To determine the EDD,the nurse uses the first day of the last menstrual period (June 10),subtracts 3 months (March 10),and adds 7 days (March 17).The year is corrected if needed.April 7 would be subtracting 2 months instead of 3 months and then subtracting 3 days instead of adding 7 days.March is the correct month,but instead of adding 7 days,17 days were added to get March 27.April 17 is subtracting 2 months instead of 3 months.

A Woman's Last Menstrual Period Was June 10