Question

A woman arrives at the clinic seeking confirmation that she is pregnant.

Answer 1

Correct Answers:

Family history
BMI
Drug and alcohol abuse Age

Rationale :

Family history

♦️NTD in a first-degree relative’s child (your niece/nephew) increases this pregnancy’s risk of neural tube defects compared with baseline, signaling a potential genetic/folate-metabolism susceptibility.

♦️Recommend early folic acid supplementation (at least 400–800 mcg/day; discuss dose with clinician given the strong family history) and first-trimester anatomic screening.

♦️A family history of diabetes mellitus raises the mother’s risk for gestational diabetes. Plan early glucose screening (at the first prenatal visit) and repeat standard screening at 24–28 weeks.

BMI (16.5 — underweight)

♦️Underweight (BMI <18.5) is linked to small-for-gestational-age, low birth weight, and preterm birth due to limited maternal nutrient reserves.

♦️Management includes a nutrition consult, iron/overall micronutrient optimization, and counseling toward the IOM gestational weight-gain goal of 28–40 lb (12.5–18 kg) for underweight patients, with serial fundal height/ultrasound growth checks.

Drug and alcohol abuse

♦️Cocaine causes potent vasoconstriction, elevating risks of placental abruption, fetal growth restriction, preterm labor, and fetal demise.

♦️Alcohol exposure carries no known safe level in pregnancy and can cause fetal alcohol spectrum disorders, neurodevelopmental impairment, and growth restriction. Provide brief intervention, referral to substance-use treatment, and close multidisciplinary follow-up.

(Age 24 and BP 108/70 mm Hg are not high-risk on their own in pregnancy; “unsafe sexual practices” weren’t identified in this history.)

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Answer 2

Correct Answers:

Crackle lung sounds
Cyanosis of nails and lips
Edema

Rationale :

💠 Crackle lung sounds

❤️Crackles (rales) heard at the lung bases indicate pulmonary congestion from left-sided heart failure.

❤️In pregnancy, increased blood volume places additional strain on the heart; when the heart cannot pump effectively, fluid backs up into the pulmonary circulation, causing shortness of breath and fine crackles.

❤️This is a critical sign of cardiac decompensation and requires immediate evaluation, oxygen support, and possible diuretic therapy under provider guidance.

💠 Cyanosis of nails and lips

❤️Cyanosis indicates poor tissue oxygenation and decreased cardiac output.

❤️Bluish discoloration of the lips, nail beds, or mucous membranes signals hypoxia due to inadequate perfusion or pulmonary congestion.

❤️This is a late and serious symptom of heart failure during pregnancy, demanding prompt intervention to improve oxygen delivery and prevent fetal hypoxia.

💠 Edema

❤️Dependent or generalized edema, especially when progressive and involving the face, hands, or sacral area, reflects fluid overload secondary to poor venous return and decreased cardiac efficiency.

❤️Although mild leg edema is common in pregnancy, rapid or excessive swelling is a red flag for right-sided heart failure or cardiac decompensation, requiring close monitoring and fluid restriction if ordered.

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Answer 3

Correct Answers:

Administration of blood

Rationale :

💎 Disseminated Intravascular Coagulation (DIC) is a life-threatening condition characterized by widespread activation of clotting followed by massive bleeding due to depletion of clotting factors and platelets.

💎 The nurse should anticipate administration of blood products such as fresh frozen plasma (FFP) to replace clotting factors, platelets to manage thrombocytopenia, and packed red blood cells (PRBCs) to correct anemia and restore oxygen-carrying capacity.

💎 Blood administration helps stabilize hemodynamics, improve tissue perfusion, and control hemorrhage while addressing the underlying cause (e.g., sepsis, placental abruption, or retained fetus).

💎 Supportive care also includes monitoring coagulation studies (PT, aPTT, fibrinogen) and maintaining fluid balance to prevent hypovolemic shock.

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Answer 4

Correct Answers:

4 grams to 6 grams

Rationale :

💎 Magnesium sulfate is administered as a loading dose of 4–6 grams IV over 15–30 minutes to achieve a therapeutic serum magnesium level quickly in patients with preeclampsia or eclampsia.

💎 This initial loading dose is followed by a maintenance infusion of 1–2 grams per hour to maintain stable magnesium levels and prevent recurrent seizures.

💎 The purpose of this medication is to prevent and control seizures (eclamptic activity) by depressing neuromuscular transmission and reducing CNS irritability.

💎 Continuous monitoring of deep tendon reflexes, respiratory rate, and urine output is essential to detect magnesium toxicity early, as the drug is excreted by the kidneys.

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Answer 5

Correct Answers:

variations in the follicular (preovulatory) phase

Rationale :

💎 The follicular (preovulatory) phase of the ovarian cycle is the most variable portion and is commonly responsible for irregularities in menstrual cycle length.

💎 During this phase, the hypothalamic-pituitary-ovarian axis regulates follicle-stimulating hormone (FSH) and luteinizing hormone (LH) to promote follicle development and estrogen production. Any disruption in these hormonal signals can delay ovulation, leading to cycle length variations.

💎 Once ovulation occurs, the luteal phase is relatively constant, lasting about 14 days, since it’s determined by the life span of the corpus luteum.

💎 Therefore, most menstrual cycle irregularities occur before ovulation, during the follicular phase, due to stress, illness, or hormonal fluctuations.

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Answer 6

Correct Answers:

Reverse fluid, electrolyte, and acid-base imbalances.

Rationale :

💎 Hyperemesis gravidarum is characterized by severe and persistent nausea and vomiting leading to dehydration, weight loss, and electrolyte imbalance, most often occurring in early pregnancy.

💎 The primary treatment goal is to correct fluid deficits and restore electrolyte and acid-base balance through IV fluid therapy (e.g., normal saline with added electrolytes such as potassium chloride).

💎 Restoration of these imbalances helps prevent complications such as metabolic alkalosis or acidosis, hypokalemia, and nutritional deficiencies that can endanger both mother and fetus.

💎 Once hydration and balance are achieved, the care plan progresses to gradual reintroduction of oral intake, small frequent meals, and antiemetic therapy as prescribed.

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Answer 7

Correct Answers:

To stimulate fetal surfactant production

Rationale :

🌟 Betamethasone, a corticosteroid, is administered to women in preterm labor (24–34 weeks gestation) to accelerate fetal lung maturity by stimulating surfactant production in the fetal alveoli.

🌟 Surfactant reduces alveolar surface tension, preventing lung collapse (atelectasis) after birth and enhancing neonatal respiratory function.

🌟 This therapy significantly decreases the risk of respiratory distress syndrome (RDS), intraventricular hemorrhage (IVH), and neonatal mortality in premature infants.

🌟 The typical regimen is 12 mg IM every 24 hours for two doses, with full benefit occurring 24–48 hours after the first dose.

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Answer 8

Correct Answers:

ripen the cervix in preparation for labor induction

Rationale :

💠 Prostaglandins (e.g., dinoprostone or misoprostol) are administered to soften, efface, and dilate the cervix—a process known as cervical ripening—before labor induction.

💠 They act on collagen fibers within the cervix, breaking them down and increasing cervical compliance, which allows for easier dilation when labor begins or is induced with oxytocin.

💠 Prostaglandins also increase uterine contractility, enhancing readiness for labor while minimizing prolonged induction times.

💠 This intervention is commonly used when the Bishop score is low (<6), indicating an unfavorable cervix for induction.

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Answer 9

Correct Answers:

Assess the fetal heart rate (FHR) and pattern.

Rationale :

💎 The highest priority immediately after rupture of membranes (ROM) is to assess the fetal heart rate (FHR) to detect any signs of umbilical cord prolapse or fetal distress.

💎 When the membranes rupture, the umbilical cord can slip downward and become compressed between the presenting part and the cervix, leading to acute fetal hypoxia.

💎 Prompt assessment ensures that fetal well-being is maintained and helps the nurse respond rapidly to variable decelerations or bradycardia, which require emergency intervention.

💎 After confirming fetal stability, the nurse can then document amniotic fluid characteristics (color, odor, and consistency) and notify the provider as part of the next steps in care.

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Answer 10

Correct Answers:

Fetal Hb carries 40-50% more oxygen than maternal Hb.
Hb concentration is 50% higher than that of the mother.
Fetal hemoglobin (Hb) carries 20-30% more oxygen than maternal Hb.

Rationale :

🌟 Fetal hemoglobin (Hb) carries 20–30% more oxygen than maternal Hb

🌟 Fetal hemoglobin (HbF) has a greater affinity for oxygen compared to adult hemoglobin (HbA). This allows the fetus to attract and hold oxygen more efficiently, even at lower partial pressures in the placenta.

🌟 This enhanced oxygen-binding ability ensures that the fetus receives adequate oxygen despite the placental barrier and lower maternal oxygen tension.

🌟 The oxygen-hemoglobin dissociation curve for HbF is shifted to the left, indicating stronger oxygen binding, which is essential for fetal survival in utero.

🌟 Hb concentration is 50% higher than that of the mother

🌟 The fetus compensates for the relatively low oxygen environment in the uterus by producing a higher concentration of hemoglobin—about 15–20 g/dL, which is roughly 50% higher than maternal levels.

🌟 This elevated hemoglobin concentration increases the total oxygen-carrying capacity of fetal blood, ensuring sufficient oxygen delivery to rapidly growing tissues.

🌟 It is an important adaptive mechanism that works together with fetal Hb’s high oxygen affinity to maintain adequate oxygenation.

🌟 Fetal Hb carries 40–50% more oxygen than maternal Hb

🌟 Fetal hemoglobin can carry up to 40–50% more oxygen at the same partial pressure compared to maternal hemoglobin, enhancing oxygen uptake from maternal blood across the placenta.

🌟 This oxygen advantage supports fetal metabolic demands and helps sustain growth and organ development during gestation.

🌟 Combined with high fetal hemoglobin levels and cardiac output, this ensures efficient placental oxygen exchange even under suboptimal conditions.

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QLexNursing

1 :
A woman arrives at the clinic seeking confirmation that she is pregnant.

Answer Options

2 :
When caring for a pregnant woman with cardiac problems, the nurse must be alert for the signs and symptoms of cardiac decompensation.

Answer Options

3 :
In caring for the woman with disseminated intravascular coagulation (DIC), which order should the nurse anticipate?

4 :
Per protocol or health provider's order, an initial loading dose of 1 of magnesium sulfate is infused over 2 15 minutes to 30 minutes in order to 3 for patients with hypertensive disorders.

5 :
Individual irregularities in the ovarian cycle are most often caused by?

6 :
A pregnant woman at 14 weeks of gestation is admitted to the hospital with a diagnosis of hyperemesis gravidarum. What does the nurse identify as the primary goal of her treatment? 65

7 :
A woman in preterm labor at 30 weeks of gestation receives two 12-mg intramuscular (IM) doses of betamethasone. What is the purpose of this pharmacologic intervention?

8 :
The primary purpose of prostaglandin administration is to

9 :
A multiparous woman has been in labor for 8 hours. Her membranes have just ruptured. What is the nurse's highest priority in this situation?

10 :
Drag and drop all special characteristics that allow the fetus to obtain enough oxygen from the mother. Possible Answers

QLexNursing

1 : A woman arrives at the clinic seeking confirmation that she is pregnant.

Answer Options

2 : When caring for a pregnant woman with cardiac problems, the nurse must be alert for the signs and symptoms of cardiac decompensation.

Answer Options

3 : In caring for the woman with disseminated intravascular coagulation (DIC), which order should the nurse anticipate?

4 : Per protocol or health provider's order, an initial loading dose of 1 of magnesium sulfate is infused over 2 15 minutes to 30 minutes in order to 3 for patients with hypertensive disorders.

5 : Individual irregularities in the ovarian cycle are most often caused by?

6 : A pregnant woman at 14 weeks of gestation is admitted to the hospital with a diagnosis of hyperemesis gravidarum. What does the nurse identify as the primary goal of her treatment? 65

7 : A woman in preterm labor at 30 weeks of gestation receives two 12-mg intramuscular (IM) doses of betamethasone. What is the purpose of this pharmacologic intervention?

8 : The primary purpose of prostaglandin administration is to

9 : A multiparous woman has been in labor for 8 hours. Her membranes have just ruptured. What is the nurse's highest priority in this situation?

10 : Drag and drop all special characteristics that allow the fetus to obtain enough oxygen from the mother. Possible Answers

1 :
A woman arrives at the clinic seeking confirmation that she is pregnant.

2 :
When caring for a pregnant woman with cardiac problems, the nurse must be alert for the signs and symptoms of cardiac decompensation.

3 :
In caring for the woman with disseminated intravascular coagulation (DIC), which order should the nurse anticipate?

4 :
Per protocol or health provider's order, an initial loading dose of 1 of magnesium sulfate is infused over 2 15 minutes to 30 minutes in order to 3 for patients with hypertensive disorders.

5 :
Individual irregularities in the ovarian cycle are most often caused by?

6 :
A pregnant woman at 14 weeks of gestation is admitted to the hospital with a diagnosis of hyperemesis gravidarum. What does the nurse identify as the primary goal of her treatment? 65

7 :
A woman in preterm labor at 30 weeks of gestation receives two 12-mg intramuscular (IM) doses of betamethasone. What is the purpose of this pharmacologic intervention?

8 :
The primary purpose of prostaglandin administration is to

9 :
A multiparous woman has been in labor for 8 hours. Her membranes have just ruptured. What is the nurse's highest priority in this situation?

10 :
Drag and drop all special characteristics that allow the fetus to obtain enough oxygen from the mother. Possible Answers