Pregnancy is confirmed in the patient who states, “How did this happen? We were careful and wore condoms every time we had sex.” Which response by the nurse is most appropriate?

The nurse receives report on a 24-year-old G1P0 female at 32 weeks estimated gestational age who presents with pre-eclampsia with severe features. The nurse expects the patient to exhibit which symptom? 

The nurse prepares a diphtheria, tetanus, and pertussis (DTaP) vaccination for a 6-year-old patient. The patient’s mother states, “Wait! He’s already gotten that vaccine, several times when he was younger. I have it written down in his records.” Which response by the nurse is appropriate?