A Nurse Is Interviewing a Woman Who Uses a Diaphragm

A nurse is interviewing a woman who uses a diaphragm. Which information from the patient will require the nurse to follow up?

A) "I have lost 12 pounds on this diet."
B) "I use the diaphragm to prevent pregnancy."
C) "I use a contraceptive cream with my diaphragm."
D) "I know this provides a barrier over the cervical opening."