10 exam-style questions with answers and explanations, straight from our 1,053-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.
The RNC-MNN exam has 175 questions and runs 3 hours.
A patient is 2 hours post vaginal delivery. The nurse notes a firm, midline fundus at the level of the umbilicus and a steady trickle of bright red blood from the vagina. The perineal pad is saturated. The nurse should FIRST:
Correct answer: B - Inspect the perineum and vaginal vault for lacerations
A patient is 90 minutes post cesarean delivery. Vital signs are blood pressure 118/72 mmHg, heart rate 122 bpm, respirations 24/min. Quantitative blood loss is 1,150 mL. The nurse recognizes that this blood pressure MOST likely reflects:
Correct answer: B - Compensation supported by pregnancy hypervolemia, with tachycardia as the earlier indicator
A term newborn is visibly jaundiced to the level of the mid-chest at 18 hours of age. The mother is breastfeeding successfully and the infant is feeding well. The nurse recognizes that this finding:
Correct answer: B - Requires investigation, because jaundice in the first 24 hours is pathologic
A macrosomic newborn of an insulin-dependent diabetic mother is delivered at 38 weeks and develops grunting and retractions at 1 hour of age. The nurse understands that this newborn is at increased risk for respiratory distress syndrome because fetal insulin:
Correct answer: A - Antagonizes cortisol, delaying surfactant production
A patient with preeclampsia is 4 hours postpartum with a boggy fundus and heavy lochia unresponsive to fundal massage and oxytocin (Pitocin). Her blood pressure is 162/104 mmHg. Which medication is CONTRAINDICATED?
Correct answer: B - Methylergonovine (Methergine)
A patient on postpartum day 5 reports that her infant has been chosen to save the family and that she has not slept in two days. She is speaking rapidly and her account changes each time she is asked. The nurse's PRIORITY action is to:
Correct answer: B - Ensure the infant is not left alone with her and notify the provider immediately
A neonate is removed from an incubator for a procedure and placed on a bassinet mattress without an overhead radiant warmer. Heat loss in this situation occurs primarily by:
Correct answer: A - Convection
A patient receiving magnesium sulfate for severe preeclampsia has a respiratory rate of 14/min and urine output of 40 mL/hr. The nurse is unable to elicit patellar reflexes. The nurse should recognize this finding as:
Correct answer: B - The earliest indicator of toxicity, requiring the infusion to be stopped
A patient is 8 hours post vaginal delivery. The nurse palpates a firm fundus 2 cm above the umbilicus and deviated to the right. Lochia is moderate rubra. The nurse should FIRST:
Correct answer: A - Assist the patient to empty her bladder
A 36-hour-old term newborn has an axillary temperature of 97.0°F (36.1°C), is feeding poorly, and is described by the mother as 'not waking up like before.' The nurse recognizes that these findings:
Correct answer: C - Warrant evaluation for sepsis, because hypothermia is a common neonatal presentation
The Maternal Newborn Nursing (RNC-MNN) exam is organized into 5 knowledge domains. These free practice questions are drawn from across them so you can see where you're strong and where to study:
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