Exam 8: Genetics,Conception,and Fetal Development

A woman asks the nurse,"What protects my baby's umbilical cord from being squashed while the baby's inside of me?" The nurse's best response is:

With regard to the structure and function of the placenta,the maternity nurse should be aware that:

A woman who is 8 months pregnant asks the nurse,"Does my baby have any antibodies to fight infection?" The most appropriate response by the nurse is:

The ability of the fetus to survive outside the uterus is called ____________________.

Sally comes in for her first prenatal examination. This is her first child. She asks you (the nurse),"How does my baby get air inside my uterus?" The correct response is:

With regard to the estimation and interpretation of the recurrence of risks for genetic disorders,nurses should be aware that:

A father and mother are carriers of phenylketonuria (PKU). Their 2-year-old daughter has PKU. The couple tells the nurse that they are planning to have a second baby. Because their daughter has PKU,they are sure that their next baby won't be affected. What response by the nurse is most accurate?

Very fine hairs,called ____________________,appear first at 12 weeks of gestation on the fetus's eyebrows and upper lip. By 20 weeks they cover the entire body. By 28 weeks the scalp hair is longer than these fine hairs,which thin and may disappear by term gestation.

The nurse is providing genetic counseling for an expectant couple who already have a child with trisomy 18. The nurse should:

With regard to chromosome abnormalities,nurses should be aware that:

You are a maternal-newborn nurse caring for a mother who just delivered a baby born with Down syndrome. What nursing diagnosis would be the most essential in caring for the mother of this infant?

A key finding from the Human Genome Project is:

In practical terms regarding genetic health care,nurses should be aware that:

The _____ is/are responsible for oxygen and carbon dioxide transport to and from the maternal bloodstream.