Question 1

Many parents-to-be have questions about multiple births.Maternity nurses should be able to tell them that:

Accepted Answer

A) Twinning and other multiple births are increasing because of the use of fertility drugs and delayed childbearing. 
B) Dizygotic twins (two fertilized ova) have the potential to be conjoined twins. 
C) Identical twins are more common in white families. 
D) Fraternal twins are same gender, usually male. 
A) Twinning and other multiple births are increasing because of the use of fertility drugs and delayed childbearing. 
B) Dizygotic twins (two fertilized ova) have the potential to be conjoined twins. 
C) Identical twins are more common in white families. 
D) Fraternal twins are same gender, usually male.

Question 2

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:

Accepted Answer

A) "Your baby has all the immune globulins necessary: IgG, IgM, and IgA." 
B) "Your baby won't receive any antibodies until he is born and you breastfeed him." 
C) "Your baby does not have any antibodies to fight infection." 
D) "Your baby has IgG and IgM." 
A) "Your baby has all the immune globulins necessary: IgG, IgM, and IgA." 
B) "Your baby won't receive any antibodies until he is born and you breastfeed him." 
C) "Your baby does not have any antibodies to fight infection." 
D) "Your baby has IgG and IgM."

Question 3

A couple has been counseled for genetic anomalies.They ask you,"What is karyotyping?" Your best response is:

Accepted Answer

A) "Karyotyping will reveal if the baby's lungs are mature." 
B) "Karyotyping will reveal if your baby will develop normally." 
C) "Karyotyping will provide information about the gender of the baby and the number and structure of the chromosomes." 
D) "Karyotyping will detect any physical deformities the baby has." 
A) "Karyotyping will reveal if the baby's lungs are mature." 
B) "Karyotyping will reveal if your baby will develop normally." 
C) "Karyotyping will provide information about the gender of the baby and the number and structure of the chromosomes." 
D) "Karyotyping will detect any physical deformities the baby has."

Question 4

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

Accepted Answer

A) With a dominant disorder, the likelihood of the second child also having the condition is 100%. 
B) An autosomal recessive disease carries a one in eight risk of the second child also having the disorder. 
C) Disorders involving maternal ingestion of drugs carry a one in four chance of being repeated in the second child. 
D) The risk factor remains the same no matter how many affected children are already in the family. 
A) With a dominant disorder, the likelihood of the second child also having the condition is 100%. 
B) An autosomal recessive disease carries a one in eight risk of the second child also having the disorder. 
C) Disorders involving maternal ingestion of drugs carry a one in four chance of being repeated in the second child. 
D) The risk factor remains the same no matter how many affected children are already in the family.

Question 5

A maternity nurse should be aware of which fact about the amniotic fluid?

Accepted Answer

A) It serves as a source of oral fluid and a repository for waste from the fetus. 
B) The volume remains about the same throughout the term of a healthy pregnancy. 
C) A volume of less than 300 mL is associated with gastrointestinal malformations. 
D) A volume of more than 2 L is associated with fetal renal abnormalities. 
A) It serves as a source of oral fluid and a repository for waste from the fetus. 
B) The volume remains about the same throughout the term of a healthy pregnancy. 
C) A volume of less than 300 mL is associated with gastrointestinal malformations. 
D) A volume of more than 2 L is associated with fetal renal abnormalities.

Question 6

The most basic information a maternity nurse should have concerning conception is that:

Accepted Answer

A) Ova are considered fertile 48 to 72 hours after ovulation. 
B) Sperm remain viable in the woman's reproductive system for an average of 12 to 24 hours. 
C) Conception is achieved when a sperm successfully penetrates the membrane surrounding the ovum. 
D) Implantation in the endometrium occurs 6 to 10 days after conception. 
A) Ova are considered fertile 48 to 72 hours after ovulation. 
B) Sperm remain viable in the woman's reproductive system for an average of 12 to 24 hours. 
C) Conception is achieved when a sperm successfully penetrates the membrane surrounding the ovum. 
D) Implantation in the endometrium occurs 6 to 10 days after conception.

Question 7

The nurse caring for the laboring woman should know that meconium is produced by:

Accepted Answer

A) Fetal intestines. 
B) Fetal kidneys. 
C) Amniotic fluid. 
D) The placenta. 
A) Fetal intestines. 
B) Fetal kidneys. 
C) Amniotic fluid. 
D) The placenta.

Question 8

As relates to the structure and function of the placenta,the maternity nurse should be aware that:

Accepted Answer

A) As the placenta widens, it gradually thins to allow easier passage of air and nutrients. 
B) As one of its early functions, the placenta acts as an endocrine gland. 
C) The placenta is able to keep out most potentially toxic substances such as cigarette smoke to which the mother is exposed. 
D) Optimal blood circulation is achieved through the placenta when the woman is lying on her back or standing. 
A) As the placenta widens, it gradually thins to allow easier passage of air and nutrients. 
B) As one of its early functions, the placenta acts as an endocrine gland. 
C) The placenta is able to keep out most potentially toxic substances such as cigarette smoke to which the mother is exposed. 
D) Optimal blood circulation is achieved through the placenta when the woman is lying on her back or standing.

Question 9

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

Accepted Answer

A) Tell the couple they need to have an abortion within 2 to 3 weeks. 
B) Explain that the fetus has a 50% chance of having the disorder. 
C) Discuss options with the couple, including amniocentesis to determine whether the fetus is affected. 
D) Refer the couple to a psychologist for emotional support. 
A) Tell the couple they need to have an abortion within 2 to 3 weeks. 
B) Explain that the fetus has a 50% chance of having the disorder. 
C) Discuss options with the couple, including amniocentesis to determine whether the fetus is affected. 
D) Refer the couple to a psychologist for emotional support.

Question 10

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?

Accepted Answer

A) "Good planning; you need to take advantage of the odds in your favor." 
B) "I think you'd better check with your doctor first." 
C) "You are both carriers, so each baby has a 25% chance of being affected." 
D) "The ultrasound indicates a boy, and boys are not affected by PKU." 
A) "Good planning; you need to take advantage of the odds in your favor." 
B) "I think you'd better check with your doctor first." 
C) "You are both carriers, so each baby has a 25% chance of being affected." 
D) "The ultrasound indicates a boy, and boys are not affected by PKU."

Question 11

Along with gas exchange and nutrient transfer,the placenta produces many hormones necessary for normal pregnancy.These include (select all that apply)

Accepted Answer

A) Human chorionic gonadotropin (hCG) 
B) Insulin 
C) Estrogen 
D) Progesterone 
E) Testosterone 
A) Human chorionic gonadotropin (hCG) 
B) Insulin 
C) Estrogen 
D) Progesterone 
E) Testosterone

Question 12

At approximately _____ weeks of gestation,lecithin is forming on the alveolar surfaces,the eyelids open,and the fetus measures approximately 27 cm crown to rump and weighs approximately 1110g.

Accepted Answer

A) 20 
B) 24 
C) 28 
D) 30 
A) 20 
B) 24 
C) 28 
D) 30

Question 13

The nurse must be cognizant that an individual's genetic makeup is known as his or her:

Accepted Answer

A) Genotype. 
B) Phenotype. 
C) Karyotype. 
D) Chromotype. 
A) Genotype. 
B) Phenotype. 
C) Karyotype. 
D) Chromotype.

Question 14

With regard to the development of the respiratory system,maternity nurses should be understand that:

Accepted Answer

A) The respiratory system does not begin developing until after the embryonic stage. 
B) The infant's lungs are considered mature when the lecithin/sphingomyelin (L/S) ratio is 1:1, at about 32 weeks. 
C) Maternal hypertension can reduce maternal-placental blood flow, accelerating lung maturity. 
D) Fetal respiratory movements are not visible on ultrasound scans until at least 16 weeks. 
A) The respiratory system does not begin developing until after the embryonic stage. 
B) The infant's lungs are considered mature when the lecithin/sphingomyelin (L/S) ratio is 1:1, at about 32 weeks. 
C) Maternal hypertension can reduce maternal-placental blood flow, accelerating lung maturity. 
D) Fetal respiratory movements are not visible on ultrasound scans until at least 16 weeks.

Question 15

With regard to prenatal genetic testing,nurses should be aware that:

Accepted Answer

A) Maternal serum screening can determine whether a pregnant woman is at risk of carrying a fetus with Down syndrome. 
B) Carrier screening tests look for gene mutations of people already showing symptoms of a disease. 
C) Predisposition testing predicts with near certainty that symptoms will appear. 
D) Presymptomatic testing is used to predict the likelihood of breast cancer. 
A) Maternal serum screening can determine whether a pregnant woman is at risk of carrying a fetus with Down syndrome. 
B) Carrier screening tests look for gene mutations of people already showing symptoms of a disease. 
C) Predisposition testing predicts with near certainty that symptoms will appear. 
D) Presymptomatic testing is used to predict the likelihood of breast cancer.

Question 16

A new mother asks the nurse about the "white substance" covering her infant.The nurse explains that the purpose of vernix caseosa is to:

Accepted Answer

A) Protect the fetal skin from amniotic fluid. 
B) Promote normal peripheral nervous system development. 
C) Allow transport of oxygen and nutrients across the amnion. 
D) Regulate fetal temperature. 
A) Protect the fetal skin from amniotic fluid. 
B) Promote normal peripheral nervous system development. 
C) Allow transport of oxygen and nutrients across the amnion. 
D) Regulate fetal temperature.

Exam 6: Genetics, conception, and Fetal Development

Many parents-to-be have questions about multiple births.Maternity nurses should be able to tell them 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:

A couple has been counseled for genetic anomalies.They ask you,"What is karyotyping?" Your best response is:

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

A maternity nurse should be aware of which fact about the amniotic fluid?

The most basic information a maternity nurse should have concerning conception is that:

The nurse caring for the laboring woman should know that meconium is produced by:

As relates to the structure and function of the placenta,the maternity nurse should be aware that:

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

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?

Along with gas exchange and nutrient transfer,the placenta produces many hormones necessary for normal pregnancy.These include (select all that apply)

At approximately _____ weeks of gestation,lecithin is forming on the alveolar surfaces,the eyelids open,and the fetus measures approximately 27 cm crown to rump and weighs approximately 1110g.

The nurse must be cognizant that an individual's genetic makeup is known as his or her:

With regard to the development of the respiratory system,maternity nurses should be understand that:

With regard to prenatal genetic testing,nurses should be aware that:

A new mother asks the nurse about the "white substance" covering her infant.The nurse explains that the purpose of vernix caseosa is to:

21st Century Maternity Nursing

Community Care: the Family and Culture

Assessment and Health Promotion

Reproductive System Concerns

Infertility,contraception,and Abortion

Anatomy and Physiology of Pregnancy

Nursing Care of the Family During Pregnancy

Maternal and Fetal Nutrition

Assessment of High Risk Pregnancy

Pregnancy at Risk: Preexisting Conditions

Pregnancy at Risk: Gestational Conditions

Labor and Birth Processes

Pain Management

Fetal Assessment During Labor

Nursing Care of the Family During Labor and Birth

Labor and Birth Complications

Maternal Physiologic Changes

Nursing Care of the Family During the Postpartum Period

Transition to Parenthood

Postpartum Complications

Physiologic and Behavioral Adaptations of the Newborn

Nursing Care of the Newborn and Family

Newborn Nutrition and Feeding

The High Risk Newborn

21st Century Pediatric Nursing

Family, social, cultural, and Religious Influences on Child Health Promotion

Developmental and Genetic Influences on Child Health Promotion

Communication, history, and Physical Assessment

Pain Assessment and Management in Children

The Infant and Family

The Toddler and Family

The Preschooler and Family

The School-Age Child and Family

The Adolescent and Family

Chronic Illness, disability, and End-Of-Life Care

Impact of Cognitive or Sensory Impairment on the Child and Family

Family-Centered Care of the Child During Illness and Hospitalization

Pediatric Variations of Nursing Interventions

Respiratory Dysfunction

Gastrointestinal Dysfunction

Cardiovascular Dysfunction

Hematologic and Immunologic Dysfunction

Genitourinary Dysfunction

Cerebral Dysfunction

Endocrine Dysfunction

Integumentary Dysfunction

Musculoskeletal or Articular Dysfunction

Neuromuscular or Muscular Dysfunction

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