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The patient is having fetal heart rate decelerations. An amnioinfusion has been ordered for the patient to alleviate the decelerations. The nurse understands that the type of decelerations that will be alleviated by amnioinfusion is:
Select one:
Late decelerations.
Moderate decelerations.
Variable decelerations.
Early decelerations.
The Correct Answer is C
Choice A Reason: Late decelerations. This is an incorrect answer that refers to a different type of fetal heart rate patern that indicates uteroplacental insufficiency, which can reduce blood flow and oxygen delivery to the fetus. Late decelerations are characterized by gradual decreases in fetal heart rate that begin after the peak of uterine contractions and return to baseline after the end of contractions. Amnioinfusion is not effective for late decelerations, as it does not address the underlying cause of uteroplacental insufficiency, which may be due to maternal hypertension, diabetes, preeclampsia, or placental abruption.
Choice B Reason: Moderate decelerations. This is an incorrect answer that refers to a non-existent type of fetal heart rate patern, as there is no such term as moderate decelerations. The term moderate refers to the category of fetal heart rate variability, which is a measure of the fluctuations in fetal heart rate around the baseline. Moderate variability indicates normal fetal oxygenation and well-being, while absent or minimal variability indicates fetal hypoxia or distress.
Choice C Reason: Variable decelerations. This is because variable decelerations are a type of fetal heart rate patern that indicates cord compression, which can reduce blood flow and oxygen delivery to the fetus. Variable decelerations are characterized by abrupt decreases in fetal heart rate that vary in onset, depth, and duration, and do not have a consistent relationship with uterine contractions. Amnioinfusion is a procedure that involves infusing saline or lactated Ringer's solution into the amniotic cavity through a transcervical catheter, which can relieve cord compression by increasing the volume of amniotic fluid and cushioning the cord. Amnioinfusion can improve fetal oxygenation and reduce variable decelerations.
Choice D Reason: Early decelerations. This is an incorrect answer that refers to a different type of fetal heart rate patern that indicates head compression, which can stimulate the vagus nerve and slow down the fetal heart rate. Early decelerations are characterized by gradual decreases in fetal heart rate that begin with the onset of uterine contractions and return to baseline with the end of contractions. Early decelerations are benign and do not require intervention, as they reflect normal fetal head descent and progress of labor. Amnioinfusion is not indicated for early decelerations, as it does not affect head compression or vagal stimulation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A Reason: "If I go too long overdue, the amniotic fluid volume can become too low for my baby to be safe." This is a correct answer that indicates that the client understands one of the Reasons for induction of labor at 42 weeks' pregnancy.
Choice B Reason: "My baby took longer to grow, and now she's ready to be born." This is an incorrect answer that shows a misconception about fetal growth and development. Fetal growth does not depend on gestational age alone, but also on genetic, maternal, placental, and environmental factors. A post-term fetus does not necessarily grow faster or larger than a term fetus. In fact, some post-term fetuses may experience intrauterine growth restriction (IUGR), which means slower than expected growth for gestational age.
Choice C Reason: "I don't really need this induction, my baby will come whenever he wants to." This is an incorrect answer that reveals a lack of awareness or acceptance of the need for induction of labor at 42 weeks' pregnancy. Induction of labor is recommended for post-term pregnancies to prevent potential complications such as fetal distress, stillbirth, or maternal hemorrhage.
Choice D Reason: "Since I am so tired of being pregnant, I am being induced." This is an incorrect answer that implies that induction of labor is based on maternal preference or convenience rather than medical indication. Induction of labor should not be done without a valid Reason or informed consent, as it carries some risks such as failed induction, prolonged labor, infection, uterine rupture, or cesarean delivery.
Correct Answer is A
Explanation
Choice A Reason: Assisting with the delivery of the placenta and ensuring that the fundus is contracted afterward. This is an appropriate action for the nurse to perform during the third stage of labor, as it helps complete the process of labor and prevent complications.
Choice B Reason: Palpating the woman's fundus for position and firmness. This is an action that is done after the delivery of the placenta, not during. It is important to monitor the fundal height, location, and consistency to assess uterine involution and bleeding.
Choice C Reason: Encouraging the woman to push with her contractions. This is an action that is done during the second stage of labor, not the third. The second stage of labor is the period from full cervical dilation to the birth of the baby. The nurse's role is to support and coach the woman to push effectively with her contractions.
Choice D Reason: Alleviating perineal discomfort with the application of ice packs. This is an action that is done after the delivery of the placenta, not during. It is a comfort measure that can reduce swelling, pain, and inflammation in the perineal area.
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