Problem: The nurse is collecting data from a pregnant client in the second trimester of pregnancy who was admitted to the maternity unit with a suspected diagnosis of abruptio placentae. Which of the following findings are associated with abruptio placentae? Need Assignment Help? Select all that apply. Painless, bright red vaginal bleeding Acute abdominal pain A hard, "board-like" abdomen Uterine tenderness Increased uterine resting tone on fetal monitoring