A client calls the prenatal clinic to schedule an appointment. She states she has missed three menstrual periods and thinks she might be pregnant. During her first visit to the prenatal clinic, it is confirmed that she is pregnant. The registered nurse (RN) learns that her last menstrual period began on June 10. 

A client calls the prenatal clinic to schedule an appointment. She states she has missed three menstrual periods and thinks she might be pregnant. During her first visit to the prenatal clinic, it is confirmed that she is pregnant. The registered nurse (RN) learns that her last menstrual period began on June 10. 

According to N.gele’s rule, the estimated date of confinement is:
A . March 17
B . June 3
C . August 30
D . January 10

View Answer

Answer: A

Explanation:

(A) Using N.gele’s rule, count back 3 calendar months from the first day of the last menstrual period. The answer is March 10. Then add 7 days and 1 year, which would be March 17 of the following year. (B, C, D) This date is incorrect.