90) ANSWER

C) Rupture of the uterus.

RATIONALE

Although rupture of the uterus is rare, there is an increased risk for multiparas and clients undergoing induction or augmentation of labor. Early signs include pain and a tearing sensation, signs of shock, and fetal distress. Blood loss is usually severe, but might not be visible. Amniotic fluid embolus is frequently associated with cardiac and respiratory distress. Symptoms of precipitate labor and uterine prolapse do not include pallor, diaphoresis, or fetal distress. Critical words in this question are tearing sensation and oxytocin. A tearing sensation is the classic symptom of uterine rupture, a risk with oxytocin administration. Eliminate options 1, 2, and 4, as the symptom presented in the question would not be present with these conditions.