PLACENTA PREVIA Placenta Previa is one of the big OB emergencies you must know for NCLEX. The placenta implants over or near the cervical opening, so when the cervix starts to thin or dilate, it causes painless, bright-red bleeding. The biggest “FT/FI” point? No vaginal exams or penetration. You don’t touch the cervix because it can trigger massive bleeding. Management of care is all about keeping the patient stable: monitor bleeding, give IV fluids, watch the fetal heart rate, and prepare for a