A nurse is assisting in the care of a client who is in active labour. The nurse notes variable decelerations of the FHR. The nurse should identify which of the following is a cause of variable decelerations.
Fetal head compression.
Umbilical cord compression.
Maternal fever.
Polyhydramnios.
The Correct Answer is B
Choice A rationale:
Choice A, fetal head compression, is not the correct answer in this case. Fetal head compression can cause early decelerations in the FHR, not variable decelerations. Early decelerations are often a result of the fetal head being compressed during contractions and are considered benign and expected during labor.
Choice B rationale:
The correct answer is choice B, which is umbilical cord compression. Variable decelerations of the fetal heart rate (FHR) can occur during labor due to various rationales, and umbilical cord compression is one of the common causes. When the umbilical cord gets compressed, it can briefly reduce or restrict the blood flow and oxygen supply to the fetus, leading to temporary decelerations in the FHR.
Choice C rationale:
Choice C, maternal fever, is also not the correct answer for variable decelerations in FHR. Maternal fever can be a sign of infection, and it may lead to other fetal heart rate abnormalities, such as tachycardia (an increased heart rate), but it is not specifically associated with variable decelerations.
Choice D rationale:
Choice D, polyhydramnios, is not the cause of variable decelerations in this scenario. Polyhydramnios refers to an excessive accumulation of amniotic fluid around the fetus. While it can have implications for pregnancy, it is not directly linked to variable decelerations of the FHR.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale:
Excessive uterine enlargement. Rationale: The nurse should monitor the client for excessive uterine enlargement, as a hydatidiform mole is a rare condition in pregnancy where abnormal placental tissue forms instead of a fetus. This abnormal growth can lead to uterine enlargement beyond the expected size for gestational age.
Choice B rationale:
Rapidly dropping human chorionic gonadotropin (hCG) levels. Rationale: The nurse should also monitor the client's hCG levels. In a normal pregnancy, hCG levels typically rise steadily during the early stages. However, in the case of a hydatidiform mole, hCG levels may either plateau or drop rapidly due to the abnormal placental growth.
Choice C rationale:
Fetal heart rate irregularities. Rationale: Although a hydatidiform mole does not involve a viable fetus, the nurse should still assess for fetal heart rate irregularities. In some rare cases, the presence of abnormal placental tissue can cause confusion in the diagnosis, and there may be coexisting fetal development. Fetal heart rate irregularities may indicate potential complications.
Choice D rationale:
Whitish vaginal discharge. Rationale: Whitish vaginal discharge is not typically associated with a hydatidiform mole. Instead, this finding is more commonly seen in other vaginal infections or conditions unrelated to a molar pregnancy. The nurse should be cautious not to misinterpret this symptom as a definitive sign of a hydatidiform mole.
Correct Answer is A
Explanation
Choice A rationale:
Visual disturbances should be reported to the provider because the client is experiencing headaches, blurred vision, and dizziness, which can be signs of preeclampsia. Preeclampsia is a serious condition that can develop during pregnancy and is characterized by high blood pressure and damage to organs like the liver and kidneys. Visual disturbances may indicate neurological involvement and can pose a risk to both the client and the fetus.
Choice B rationale:
Blood pressure should be reported to the provider due to the client's symptoms and medical history. The client's weight gain, swelling of feet and fingers, and 2+ pitting edema suggest fluid retention, which can be associated with preeclampsia. High blood pressure is a key diagnostic criterion for preeclampsia, and the nurse must monitor it closely to assess the severity of the condition and the potential risk to both the client and the fetus.
Choice C rationale:
Respirations do not appear to be a significant concern based on the information provided. While respiratory status is important to monitor during pregnancy, there are no indications in the scenario to suggest respiratory distress or abnormalities that require immediate reporting to the provider.
Choice D rationale:
Deep tendon reflexes are mentioned in the client's medical history but do not show any immediate signs of concern. Absent clonus and 3+ deep tendon reflexes are within the normal range and not typically alarming during pregnancy. However, the nurse should continue to monitor these reflexes during subsequent visits.
Choice E rationale:
Weight gain is mentioned in the medical history but is not currently a critical finding to report. A 6 lb weight gain over 2 weeks may be considered appropriate for a pregnant client at 32 weeks of gestation, but it should be assessed in conjunction with other symptoms for a comprehensive evaluation.
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