Exam 7: Conception and Development of the Embryo and Fetus

A student has read that hematopoiesis occurring in the wall of the yolk sac declines after the eighth week of gestation and asks the instructor for clarification.What statement by the faculty member is most accurate?

The birthing center nurse is assisting with pain management for a laboring woman at 18 weeks' gestation.The fetus is born and the weight is 450 gm.The nurse would document this birth as which of the following?

A newborn nursery nurse is arranging genetic screening for several newborns.The nurse should educate the parents of which baby about screening for Tay-Sachs disease?

A couple wishes to determine the chances of having a blue-eyed baby.Both parents have brown eyes,but have heterozygous gene pairs for eye color.Calculate the odds of their having a child with blue eyes.

A student has read that fetal development progresses in a cephalocaudal fashion and asks the faculty member for clarification.What explanation by the faculty member is best?

The nursing instructor is explaining the function of the placenta in hormone production.Which hormones does the instructor include in this discussion?

A student reviewing the anatomy and physiology of fetal circulation learns that fetal blood enters the aorta through which structure?

Trace a drop of blood through the fetal circulation using the structures provided. _____ Aorta _____ Ductus arteriosus _____ Ductus venosus _____ Foramen ovale _____ Head and extremities _____ Left ventricle _____ Right atrium _____ Superior vena cava

The prenatal clinic nurse is providing information to a pregnant woman who is at 15 weeks' gestation.The patient asks when she should expect to feel fetal movement.Which of the following is the most appropriate answer by the nurse?

A pregnant woman is confused about the terms "embryo" and "fetus." How does the nurse explain the difference?

A nurse is assessing a woman for TORCH infections.What diseases are included in this acronym?

A woman in her 26th week of pregnancy is in preterm labor.What can the nurse conclude about this baby's ability to survive?

The perinatal nurse understands that maternal antibodies pass through the placenta by which mechanism?

A preterm infant is jittery and has an oxygen saturation of 88%.After stabilizing the newborn,what action by the nurse is most important?

During prenatal class,the nurse teaches expectant couples about the importance of the amniotic fluid and its functions.What functions does the nurse describe?

The perinatal nurse is explaining blood transport though fetal circulation to the new nurse.How does the perinatal nurse describe the foramen ovale?

An obstetrical nurse is taking a medication history from a pregnant woman.One of the woman's medications is classified as category

The perinatal nurse explains to a childbirth class that which of the following are the primary functions of the placenta?

The birthing center nurse caring for a 21-year-old laboring woman is given a report about the patient's cocaine use throughout pregnancy.This history prompts the labor nurse to assess for which condition?