Fetal Development and Lifespan
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Questions and Answers

What is the expected range for blood glucose levels during a glucose challenge screening?

  • Less than 180
  • Less than 140 (correct)
  • Less than 120
  • Less than 160
  • What does the 'T' in GTPAL stand for?

  • Term Births (correct)
  • Total Births
  • Twins Born
  • Trial Births
  • What is a nonstress test (NST) primarily used for?

  • To monitor fetal heart rate and well-being (correct)
  • To assess maternal blood pressure
  • To check for signs of labor
  • To evaluate the mother's glucose levels
  • Which of the following is a nonmodifiable risk factor for pregnancy complications?

    <p>Age</p> Signup and view all the answers

    What is recommended regarding alcohol consumption during pregnancy?

    <p>Complete avoidance for best outcomes</p> Signup and view all the answers

    What is a common risk factor for developing high blood pressure during pregnancy?

    <p>Maternal age above 35</p> Signup and view all the answers

    What does the alpha-fetoprotein (AFP) test assess?

    <p>Risk of birth defects in the fetus</p> Signup and view all the answers

    What happens in a marginal placenta previa?

    <p>Placenta is located near or covering the cervix</p> Signup and view all the answers

    What is an acquired risk factor for thrombophilia?

    <p>Systemic Lupus Erythematosus</p> Signup and view all the answers

    What is responsible for determining the biological sex of a fetus?

    <p>The genetic information from the sperm and egg</p> Signup and view all the answers

    Which of the following is a common cause of spontaneous abortion?

    <p>Fetal chromosomal abnormalities</p> Signup and view all the answers

    What manifestation is associated with a molar pregnancy?

    <p>Unexpectedly high hCG levels</p> Signup and view all the answers

    What role does the yolk sac play in embryonic nutrition?

    <p>It provides nutrition and gas exchange.</p> Signup and view all the answers

    Which of the following is a recognized risk factor for a ruptured ectopic pregnancy?

    <p>Presence of tachycardia</p> Signup and view all the answers

    At what point during fetal development is surfactant produced?

    <p>Week 23-26</p> Signup and view all the answers

    Which diagnostic test is crucial for confirming a spontaneous abortion?

    <p>Ultrasound to check fetal heartbeat</p> Signup and view all the answers

    Which of the following is a risk factor for birth defects?

    <p>Exposure to teratogens</p> Signup and view all the answers

    What is the priority nursing action for a client experiencing acute placental abruption with hemorrhage?

    <p>Start IV fluids and monitor vital signs</p> Signup and view all the answers

    When are muscles typically fully developed in the fetus?

    <p>Weeks 35-37</p> Signup and view all the answers

    What is a contraindication for medication abortion?

    <p>Ectopic pregnancy</p> Signup and view all the answers

    What treatment is commonly used for cervical insufficiency?

    <p>Progesterone to reduce premature delivery risk</p> Signup and view all the answers

    Which condition is a potential contraindication of pregnancy?

    <p>Severe kidney disease</p> Signup and view all the answers

    Which instruction is vital for a client post-surgery for a molar pregnancy?

    <p>Call the doctor for any heavy vaginal bleeding</p> Signup and view all the answers

    What is a characteristic of a threatened spontaneous abortion?

    <p>Bleeding and cramping with a closed cervix</p> Signup and view all the answers

    Which symptom is commonly reported during the third trimester of pregnancy and may indicate preterm labor?

    <p>Belly tightening</p> Signup and view all the answers

    What is the normal range for fetal heart rate during pregnancy?

    <p>110-160 bpm</p> Signup and view all the answers

    What is the primary purpose of performing Leopold Maneuvers?

    <p>To determine the fetal position in the uterus</p> Signup and view all the answers

    Which of the following hormones rises quickly early in pregnancy and is used to confirm pregnancy?

    <p>Human chorionic gonadotropin (hCG)</p> Signup and view all the answers

    What does kick counting during pregnancy entail?

    <p>Counting kicks over 2-3 hours at the same time daily, expecting more than 10 kicks</p> Signup and view all the answers

    According to Naegele's Rule, how is the estimated date of birth determined?

    <p>Subtract 3 months and add 7 days to the first day of the last menstrual period</p> Signup and view all the answers

    Which of the following is NOT a probable sign of pregnancy?

    <p>Leukorrhea</p> Signup and view all the answers

    What cardiovascular change is typically observed during pregnancy?

    <p>Maternal heart rate increases by 20% above baseline</p> Signup and view all the answers

    What is the primary reason for administering magnesium sulfate in the context of HELLP syndrome?

    <p>For seizure prophylaxis</p> Signup and view all the answers

    Which of the following is the most common cause of hyperthyroidism during pregnancy?

    <p>Graves' disease</p> Signup and view all the answers

    Which of these changes is expected with eclampsia?

    <p>Dysfunction of the cerebral vasculature</p> Signup and view all the answers

    What is a primary risk factor for gestational diabetes mellitus?

    <p>Family history of diabetes</p> Signup and view all the answers

    What is the primary clinical manifestation of HELLP syndrome?

    <p>Severe manifestation of preeclampsia</p> Signup and view all the answers

    Which lifestyle recommendation should be made to a client with gestational hypertension?

    <p>Refrain from smoking and high sugar foods</p> Signup and view all the answers

    What condition is primarily associated with chronic uteroplacental ischemia?

    <p>Oligohydramnios</p> Signup and view all the answers

    How often should Hemoglobin A1C be monitored during pregnancy for a client with gestational diabetes mellitus?

    <p>Every 2 months</p> Signup and view all the answers

    Study Notes

    Fetal Lifespan

    • DNA determines fetal sex.
    • Umbilical vein carries oxygenated blood from placenta to fetus.
    • Umbilical arteries carry deoxygenated blood and waste from fetus to placenta.
    • Yolk sac provides nutrition and gas exchange for the embryo.
    • Teratogens, medications, chemicals, radiation, cannabis, and alcohol/infections (like rubella) can cause birth defects.

    Fetal Circulation

    • Fetal circulation involves the umbilical cord.

    Fetal Development

    • Fetal respiratory system develops: breathing movements evident by weeks 11-14; surfactants produced by weeks 23-26; lungs fully developed by weeks 38-40.
    • Fetal cardiovascular system develops, with the heart developed and pumping blood by week 6.
    • Fetal genitourinary system develops with fully formed kidneys by weeks 31-34, and testes descending into the scrotum by week 6

    Fetal Development(Cont.)

    • Fetal musculoskeletal system development: muscles fully developed by weeks 35-37, and bones by week 37.

    Contraindications for a Medication Abortion

    • Contraindications include an intrauterine device (IUD) in place, ectopic pregnancy, anticoagulant therapy, and hemodynamic instability.

    Potential Pregnancy Contraindications

    • Severe kidney disease.
    • Chronic kidney disease.
    • Cardiovascular disease.
    • Pulmonary arterial hypertension.
    • Risk 40%-100% for maternal cardiac events during pregnancy.

    Spontaneous Abortion Risk Factors

    • Complete, incomplete, inevitable, threatened, and missed.
    • Complete: all products of conception are expelled.
    • Incomplete: some products are not expelled
    • Inevitable: products cannot pass the cervix.
    • Threatened: possible expulsion with bleeding and closed cervix
    • Missed: embryo/fetus without sign of life.

    Infant Born at 32 Weeks

    • Review findings consistent with an infant born at 32 weeks.

    Presumptive Signs of Pregnancy

    • Client-reported symptoms suspected by the client.
    • Amenorrhea (absence of menstruation).
    • Breast tenderness.
    • Fatigue.

    Third Trimester Pregnancy Changes

    • Hemorrhoids, swollen feet, insomnia, and tightness of the abdomen.

    Fetal Anatomy Ultrasound

    • Client education regarding fetal anatomy ultrasound should include instructions for a full bladder.

    Leopold Maneuvers

    • The Leopold maneuvers are used by providers to determine the fetus's position in the uterus.

    Fetal Kick Counts

    • Fetal kick counts need to be performed over 2-3 hours and over 10 movements per two hours are deemed normal.

    Third Trimester Abnormal Findings

    • Hemorrhoids, swollen feet, insomnia, abdomen tightness, bleeding, these are potential client manifestations of preterm labor.

    Cardiovascular Changes During Pregnancy

    • Maternal heart rate may be up to 20% above baseline.

    Respiratory Changes During Pregnancy

    • Maternal respiratory changes are also expected.

    First Trimester Lab Tests

    • Urinalysis may show minor traces of protein as normal.

    True Labor Manifestations

    • Increasing contractions, fluid leakage from the vagina, and blood-tinged vaginal mucus.

    Glucose Challenge Screening

    • NPO after ingesting glucose drink.
    • One-hour check for blood glucose levels.
    • Expected range less than 140.

    High-Risk Pregnancy Review

    • Pregnancy-related complications' risk evaluation.
    • Nurse's role in high-risk pregnancies and communication between the nurse, provider, client, and support persons.
    • Recommendations for alcohol use during pregnancy (none).

    Prenatal Testing

    • Client's ability to choose which tests are appropriate to performed is key.

    GTPAL

    • Assessment for Gravida, Term Births, Preterm Births, Abortions, and Living Children

    High Blood Pressure Risk Factors During Pregnancy

    • Maternal age over 35.

    Nonstress Test (NST)

    • Noninvasive method assessing fetal well-being externally.
    • Expected outcome: fetal heart rate increases by at least 15 bpm for at least 15 seconds.

    Alpha-Fetoprotein (AFP) Test

    • Review for birth defects risk.

    Preterm Premature Rupture of Membranes (PPROM)

    • Review risk factors including amniotic fluid infection, polyhydramnios, and overdistended uterus (multiple pregnancies).

    Nonmodifiable Risk Factors for Pregnancy Complications

    • Age, genetics, race, and chronic illnesses.

    Spontaneous Abortion Types

    • Threatened, complete, incomplete, inevitable, and missed abortion.
    • Septic abortion occurs when the products of conception become infected.

    Ectopic Pregnancy Risk Factors

    • Conditions affecting fallopian tubes.
    • Age over 35.
    • Endometriosis.
    • Pelvic inflammatory disease.
    • Smoking.

    Marginal Placenta Previa

    • During pregnancy, if the placenta doesn't migrate upwards sufficiently by the third trimester and stays near or over the cervix, this condition is known as marginal placenta previa.

    Thrombophilia Risk Factors

    • Inherited and acquired factors, first-degree relatives, and conditions like systemic lupus erythematosus (SLE) and other auto-immune conditions.

    Molar Pregnancy Pathophysiology

    • Review of risk factors for developing molar pregnancies.

    Placental Abruption Risk Factors

    • Polyhydramnios, smoking, cocaine use, age over 35, and high blood pressure.

    Most Common Cause of Spontaneous Abortion

    • Fetal chromosomal abnormalities.

    Molar Pregnancy Findings

    • Initial manifestations of viable pregnancy.

    Spontaneous Abortion Diagnostics

    • Ultrasound to assess gestational viability and fetal heart tones.
    • High hCG levels.

    Placenta Previa Manifestations

    • Light, chronic, and intermittent bleeding.

    Diagnosing Placenta Previa

    • CBC, and coagulation studies.
    • Ultrasound to rule out placenta previa, not a digital exam.

    Acute Placental Abruption Management

    • Start IV.
    • Monitor vital signs.
    • Monitor FHR.
    • Turn client on their side.

    Spontaneous Abortion Management

    • Misoprostol for uterine evacuation of products of conception.

    Molar Pregnancy Discharge Teaching

    • Review of potential complications, contraception during treatment, and when to call the provider (heavy bleeding).

    Cervical Insufficiency Management

    • Progesterone to prevent premature delivery.

    Thrombophilia Plan of Care

    • Anticoagulation (low-molecular-weight heparin) and weekly nonstress tests (NSTs) at 36 weeks gestation.

    Complete Molar Pregnancy Client Education

    • Close monitoring of future pregnancies, risk for gestational trophoblastic neoplasia.

    Cervical Insufficiency Priority Nursing Care

    • Emotional support, preparation for cerclage placement.

    Eclampsia Client Changes in Pregnancy

    • Unexpected placental implantation, inadequate blood flow to the placenta, elevated blood pressure causing autoregulation dysfunction of the cerebral vasculature.

    Preeclampsia with Severe Features Primary Cause

    • Review of primary clinical manifestations of HELLP syndrome, and why magnesium sulfate is used for seizure prophylaxis in this context.

    Gestational Hypertension Client Health Promotion

    • Avoid smoking, alcohol, and high-sugar foods.
    • Focus on good nutrition and exercise.
    • Limit caffeine to 200 mg daily.
    • Avoid supplements without checking with a provider.
    • Attend all prenatal visits.

    Oligohydramnios Primary Cause

    • Chronic uteroplacental ischemia.

    Hyperthyroidism Causes

    • Autoimmune condition (Graves' disease), thyroiditis, and goiter.

    Gestational Diabetes Mellitus vs. Pregestational Type 1 Diabetes

    • Risk factors (genetic and familial history, BMI over 25), history of gestational and type 1 diabetes, and previous large-for-gestational-age infants are key differentiators.

    Hyperemesis Gravidarum Causes

    • Elevated hCG levels due to molar or multiple pregnancies, elevated estradiol levels, and related nausea.

    Gestational Diabetes Testing

    • Hemoglobin A1C monitored every two months during pregnancy and client education regarding this.

    Hyperemesis Gravidarum Dehydration Symptoms

    • Clinical manifestations of dehydration, such as a furrowed tongue, dry skin, dizziness, dark or strong-smelling urine, and headaches, rapid heart rate, and confusion.

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    Description

    This quiz explores the stages of fetal development, including sex determination, organ development, and the impact of teratogens. Understand the critical processes of fetal circulation and the development of the respiratory, cardiovascular, and musculoskeletal systems. Test your knowledge on this fascinating aspect of human biology.

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