Chapter 5: Conception and Prenatal Development

An expectant father asks the nurse, “Which part of the mature sperm contains the male chromosome?” What is the correct response by the nurse?

One of the assessments performed in the birth room is checking the umbilical cord for blood vessels. Which finding is considered to be within normal limits?

What is the purpose of the ovum’s zona pellucida?

The nurse is explaining the process of cell division during the preembryonic period to a group of nursing students. Which statement best describes the characteristics of the morula?

The upper uterus is the best place for the fertilized ovum to implant due to which anatomical adaptation?

Some of the embryo’s intestines remain within the umbilical cord during the embryonic period because the

A patient who is 16 weeks pregnant with her first baby asks how long it will be before she feels the baby move. Which is the nurse’s best answer?

Which statement best describes the changes that occur during the fetal period of development?

An expectant mother says to the nurse, “When my sister’s baby was born, it was covered in a cheese-like coating. What is the purpose of this coating?” The correct response by the nurse is to explain that the purpose of vernix caseosa is to

An expectant mother, diagnosed with oligohydramnios, asks the nurse what this condition means for the baby. Which statement should the nurse provide for the patient?

The nurse is conducting a staff in-service on multifetal pregnancy. Which statement regarding dizygotic twin development should the nurse include in the teaching session?

An infant is diagnosed with fetal anemia. Which information would support this clinical diagnosis?

The nurse is explaining the function of the placenta to a pregnant patient. Which statement indicates to the nurse that further clarification is necessary?

The nurse is assessing a newborn immediately after birth. After assigning the first Apgar score of 9, the nurse notes two vessels in the umbilical cord. What is the nurse’s next action?

A pregnant patient asks the nurse how her baby gets oxygen to breathe. What is the nurse’s best response?

Which physical characteristics decrease as the fetus nears term? (Select all that apply.)

Along with gas exchange and nutrient transfer, the placenta produces many hormones necessary for normal pregnancy, including which of the following? (Select all that apply.)

The nurse is planning a prenatal class on fetal development. Which characteristics of prenatal development should the nurse include for a fetus of 24 weeks, based on fertilization age? (Select all that apply.)

The nurse is explaining fetal circulation to a group of nursing students. Which information should be included in the teaching session? (Select all that apply.)

A nurse is conducting prenatal education classes for a group of expectant parents. Which information should the nurse include in her discussion of the purpose of amniotic fluid? (Select all that apply.)