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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 C
Explanation
Choice A Reason: Contact the physician, as it indicates early DIC. This is an incorrect answer that confuses a low pulse rate with a high pulse rate. DIC stands for disseminated intravascular coagulation, which is a life-threatening condition where abnormal clotting and bleeding occur simultaneously in the body. DIC can occur as a complication of postpartum hemorrhage, infection, or placental abruption. DIC can cause tachycardia (high pulse rate), not bradycardia (low pulse rate).
Choice B Reason: Contact the physician, as it is a first sign of postpartum eclampsia. This is an incorrect answer that misinterprets a low pulse rate as a sign of hypertension. Postpartum eclampsia is a condition where seizures occur in a woman who has preeclampsia or eclampsia after delivery. Preeclampsia and eclampsia are characterized by high blood pressure and proteinuria in pregnancy. Postpartum eclampsia can cause hypertension (high blood pressure), not hypotension (low blood pressure).
Choice C Reason: Document the finding as it is a normal finding at this time. This is because a pulse rate of 60 beats per minute is within the normal range for an adult and may reflect a physiological adaptation to the postpartum period. During pregnancy, the maternal blood volume and cardiac output increase, which can elevate the pulse rate. After delivery, these parameters gradually return to pre-pregnancy levels, which can lower the pulse rate.
Choice D Reason: Obtain an order for a CBC, as it suggests postpartum anemia. This is an incorrect answer that assumes that a low pulse rate is caused by anemia. Anemia is a condition where the red blood cell count or hemoglobin level is lower than normal, which can impair oxygen delivery to the tissues. Anemia can occur in the postpartum period due to blood loss during delivery or poor nutritional intake during pregnancy. Anemia can cause tachycardia (high pulse rate), not bradycardia (low pulse rate).

Correct Answer is C
Explanation
Choice A Reason: Homans' sign. This is an incorrect answer that refers to a different sign that is not related to pregnancy. Homans' sign is a sign of deep vein thrombosis (DVT) that occurs when there is pain or discomfort in the calf or popliteal region when the foot is dorsiflexed. Homans' sign can be elicited by passive or active movement of the foot, but it is not a reliable or specific indicator of DVT.
Choice B Reason: Chadwick's sign. This is an incorrect answer that refers to a different sign of pregnancy that affects the color of the cervix, not the texture. Chadwick's sign is a sign of pregnancy that refers to the bluish or purplish discoloration of the cervix, vagina, and vulva due to increased blood flow and congestion. Chadwick's sign can be observed by visual inspection of the cervix during the first prenatal visit, usually around 6 to 8 weeks of gestation.
Choice C Reason: Goodell's sign. This is because Goodell's sign is a sign of pregnancy that refers to the softening of the cervix due to increased vascularity and edema. Goodell's sign can be detected by digital examination of the cervix during the first prenatal visit, usually around 6 to 8 weeks of gestation.
Choice D Reason: McDonald's sign. This is an incorrect answer that refers to a different sign of pregnancy that involves the angle of the uterus, not the cervix. McDonald's sign is a sign of pregnancy that refers to the ease of flexing the body of the uterus against the cervix, which creates an angle of 90 degrees or less. McDonald's sign can be assessed by bimanual examination of the uterus during the first prenatal visit, usually around 7 to 8 weeks of gestation.

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