Chapter 03: Nursing and Genomics Lowdermilk: Maternity & Women's Health Care, 12th Edition Exam Questions Correctly Answered.

Chapter 03: Nursing and Genomics Lowdermilk: Maternity & Women's Health Care, 12th Edition Exam Questions Correctly Answered. 1. 1. A father and mother are carriers ANS: C of phenylketonuria (PKU). Their 2-year-old daughter has the con- dition. The couple tells the nurse that they are expecting a second baby. Because their daughter has PKU, they are certain that this baby will not be affected. Which response by the nurse is the most accurate? a. "Good planning. You need to take advantage of the odds that are in your favor." b. "I think you'd better first check with your physician." c. "You are both carriers; therefore, each baby has a 25% chance of be- ing affected." d. "The ultrasound indicates a boy, and boys are not affected by PKU." 2. 2. A client is 5 months pregnant. On a routine ultrasound scan, the physician discovers that the fetus has a diaphragmatic hernia. The woman becomes distraught and asks the nurse what she should Each child conceived by this couple has a one-in-four chance of being attected with the PKU disorder. This couple still has an increased likelihood of having a child with PKU; having one child already with PKU does not guarantee that they will not have another. These par- ents need to discuss their options with their physician since the pregnancy has already occurred. However, an opportune time has presented itself for the couple to receive correct teaching about inherited genetic risks. No correlation exists between gender and inheritance of the disorder, because PKU is an autosomal recessive disorder ANS: A Before the client makes any decisions, she should discuss this newly discovered information with a genetic coun- selor. Genetic counselors can help with the diagnosis and management of families attected by genetic conditions. The discussion of potential surgery should be pursuant do. Which response would be most to genetic counseling. Telling the woman that everything suitable? is going to be fine may give her false hope and is not ac- a. Talk to the client and refer her to curate. All options should be discussed with the genetic a genetic counselor. counselor. Furthermore, the guiding principle for genetic b. Suggest that the client travel to a fetal treatment center for in- trauterine surgery. c. Tell her that everything is going to be fine. d. Sit with the client, and calmly suggest that she consider termi- nating this pregnancy. 3. 3. A new father has just been counseling is nondirection, which respects the right of the individual or family who are being counseled to make autonomous decisions. ANS: D told that his infant has trisomy 18. Rocker-bottom feet and clenched hands with overl