Question 1

What should the nurse be able to tell parents when they have questions about multiple births?

Accepted Answer

A)  Multiple births are increasing because of the use of fertility drugs. 
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)  Multiple births are increasing because of the use of fertility drugs. 
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

Question 2

Which of the following is a key finding from the Human Genome Project?

Accepted Answer

A)  Approximately 20,000 to 25,000 genes make up the genome. 
B)  All human beings are 95.9% identical at the DNA level. 
C)  Human genes produce only one protein per gene; other mammals produce three proteins per gene. 
D)  Single gene testing will become a standardized test for all pregnant patients in the future. 
A)  Approximately 20,000 to 25,000 genes make up the genome. 
B)  All human beings are 95.9% identical at the DNA level. 
C)  Human genes produce only one protein per gene; other mammals produce three proteins per gene. 
D)  Single gene testing will become a standardized test for all pregnant patients in the future. A

Question 3

The nurse is assessing the knowledge of new parents with a child born with maple syrup urine disease ( MSUD ).The nurse knows that this is an autosomal recessive inherited disorder,which means which of the following?

Accepted Answer

A)  Both genes of a pair must be abnormal for the disorder to be present. 
B)  Only one copy of the abnormal gene is required for the disorder to be present. 
C)  The disorder occurs in males and heterozygous females. 
D)  The disorder is carried on the X chromosome. 
A)  Both genes of a pair must be abnormal for the disorder to be present. 
B)  Only one copy of the abnormal gene is required for the disorder to be present. 
C)  The disorder occurs in males and heterozygous females. 
D)  The disorder is carried on the X chromosome. A

Question 4

Which of the following is the most basic information a maternity nurse should know concerning conception?

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 5

A pregnant woman at 25 weeks' gestation tells the nurse that she dropped a pan last week and her baby jumped at the noise.Which response by the nurse is most accurate?

Accepted Answer

A)  "That must have been a coincidence; babies can't respond like that." 
B)  "The fetus is demonstrating the aural reflex." 
C)  "Babies respond to sound starting at about 24 weeks of gestation." 
D)  "Let me know if it happens again; we need to report that to your midwife." 
A)  "That must have been a coincidence; babies can't respond like that." 
B)  "The fetus is demonstrating the aural reflex." 
C)  "Babies respond to sound starting at about 24 weeks of gestation." 
D)  "Let me know if it happens again; we need to report that to your midwife."

Question 6

The nurse must be cognizant that the term for an individual's genetic makeup is known as which of the following?

Accepted Answer

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

Question 7

The measurement of lecithin in relation to sphingomyelin (L/S ratio)is used to determine fetal lung maturity.Which ratio reflects maturity of the lungs?

Accepted Answer

A)  1.4:1 
B)  1.8:1 
C)  2:1 
D)  1:1 
A)  1.4:1 
B)  1.8:1 
C)  2:1 
D)  1:1

Question 8

With regard to the structure and function of the placenta,the maternity nurse should be aware of which of the following?

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. 
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. 
D)  Optimal blood circulation is achieved through the placenta when the woman is lying on her back or standing.

Question 9

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

Accepted Answer

A)  Disturbed body image 
B)  Interrupted family processes 
C)  Anxiety 
D)  Risk for injury 
A)  Disturbed body image 
B)  Interrupted family processes 
C)  Anxiety 
D)  Risk for injury

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 favour." 
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 favour." 
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

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

Accepted Answer

A)  "Your baby's umbilical cord is surrounded by connective tissue called Wharton jelly, which prevents compression of the blood vessels and ensures continued nourishment of your baby." 
B)  "Your baby's umbilical floats around in blood anyway." 
C)  "You don't need to worry about things like that." 
D)  "The umbilical cord is a group of blood vessels that are very well protected by the placenta." 
A)  "Your baby's umbilical cord is surrounded by connective tissue called Wharton jelly, which prevents compression of the blood vessels and ensures continued nourishment of your baby." 
B)  "Your baby's umbilical floats around in blood anyway." 
C)  "You don't need to worry about things like that." 
D)  "The umbilical cord is a group of blood vessels that are very well protected by the placenta."

Question 12

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

Accepted Answer

A)  "Your baby has all the immunoglobulins (Ig) 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 immunoglobulins (Ig) 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 13

What should the nurse be aware of with regard to chromosome abnormalities?

Accepted Answer

A)  They occur in approximately 10% of newborns. 
B)  Abnormalities of number are the leading cause of pregnancy loss. 
C)  Down syndrome is a result of an abnormal chromosome structure. 
D)  Unbalanced translocation results in a mild abnormality that the child will outgrow. 
A)  They occur in approximately 10% of newborns. 
B)  Abnormalities of number are the leading cause of pregnancy loss. 
C)  Down syndrome is a result of an abnormal chromosome structure. 
D)  Unbalanced translocation results in a mild abnormality that the child will outgrow.

Question 14

Selina comes in for her first prenatal examination.This is her first child.She asks the nurse,"How does my baby get air inside my uterus?" What is the nurse's best response?

Accepted Answer

A)  "The baby's lungs work in utero to exchange oxygen and carbon dioxide." 
B)  "The baby absorbs oxygen from your blood system." 
C)  "The placenta provides oxygen to the baby and excretes carbon dioxide into your bloodstream." 
D)  "The placenta delivers oxygen-rich blood through the umbilical artery to the baby's abdomen." 
A)  "The baby's lungs work in utero to exchange oxygen and carbon dioxide." 
B)  "The baby absorbs oxygen from your blood system." 
C)  "The placenta provides oxygen to the baby and excretes carbon dioxide into your bloodstream." 
D)  "The placenta delivers oxygen-rich blood through the umbilical artery to the baby's abdomen."

Question 15

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

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 16

A man's wife is pregnant for the third time.One child was born with cystic fibrosis and the other child is healthy.The man wonders what the chance is that this child will have cystic fibrosis.This type of testing is known as which of the following?

Accepted Answer

A)  Occurrence risk 
B)  Recurrence risk 
C)  Predictive testing 
D)  Predisposition testing 
A)  Occurrence risk 
B)  Recurrence risk 
C)  Predictive testing 
D)  Predisposition testing

Question 17

Which of the following should the nurse be aware of with regard to the development of the respiratory system?

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 18

At what age is the embryo or fetus less susceptible to teratogens?

Accepted Answer

A)  4 weeks 
B)  6 weeks 
C)  8 weeks 
D)  10 weeks 
A)  4 weeks 
B)  6 weeks 
C)  8 weeks 
D)  10 weeks

Question 19

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 20

In practical terms regarding genetic health care,which of the following should the nurse be aware of?

Accepted Answer

A)  Genetic disorders equally affect all socioeconomic backgrounds, races, and ethnic groups. 
B)  Genetic health care is more concerned with populations than individuals. 
C)  It is most important to provide emotional support to the family during genetic counselling. 
D)  Taking genetic histories is only done in large university hospital and tertiary-care centres. 
A)  Genetic disorders equally affect all socioeconomic backgrounds, races, and ethnic groups. 
B)  Genetic health care is more concerned with populations than individuals. 
C)  It is most important to provide emotional support to the family during genetic counselling. 
D)  Taking genetic histories is only done in large university hospital and tertiary-care centres.

Exam 8: Preconception, genetics, conception, and Fetal Development

What should the nurse be able to tell parents when they have questions about multiple births?

Which of the following is a key finding from the Human Genome Project?

The nurse is assessing the knowledge of new parents with a child born with maple syrup urine disease ( MSUD ).The nurse knows that this is an autosomal recessive inherited disorder,which means which of the following?

Which of the following is the most basic information a maternity nurse should know concerning conception?

A pregnant woman at 25 weeks' gestation tells the nurse that she dropped a pan last week and her baby jumped at the noise.Which response by the nurse is most accurate?

The nurse must be cognizant that the term for an individual's genetic makeup is known as which of the following?

The measurement of lecithin in relation to sphingomyelin (L/S ratio)is used to determine fetal lung maturity.Which ratio reflects maturity of the lungs?

With regard to the structure and function of the placenta,the maternity nurse should be aware of which of the following?

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

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?

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

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

What should the nurse be aware of with regard to chromosome abnormalities?

Selina comes in for her first prenatal examination.This is her first child.She asks the nurse,"How does my baby get air inside my uterus?" What is the nurse's best response?

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

A man's wife is pregnant for the third time.One child was born with cystic fibrosis and the other child is healthy.The man wonders what the chance is that this child will have cystic fibrosis.This type of testing is known as which of the following?

Which of the following should the nurse be aware of with regard to the development of the respiratory system?

At what age is the embryo or fetus less susceptible to teratogens?

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

In practical terms regarding genetic health care,which of the following should the nurse be aware of?

Contemporary Perinatal Nursing in Canada

The Family and Culture

Community Care

Health Promotion

Health Assessment

Reproductive Health

Infertility, contraception, and Abortion

Anatomy and Physiology of Pregnancy

Nursing Care During Pregnancy

Maternal and Fetal Nutrition

Pregnancy Risk Factors and Assessment: Maternal and Fetal

Pregnancy at Risk: Gestational Conditions

Pregnancy at Risk: Pre-Existing Conditions

Labour and Birth Processes

Comfort Measures for Labour

Fetal Health Surveillance During Labour

Nursing Care During Labour and Birth

Labour and Birth at Risk

Maternal Physiological Changes

Nursing Care During the Fourth Trimester

Transition to Parenthood

Postpartum Complications

Physiological Adaptations of the Newborn

Nursing Care of the Newborn

Newborn Nutrition and Feeding

Infants With Gestational Age-Related Problems

The Newborn at Risk: Acquired and Congenital Problems

Contemporary Pediatric Nursing in Canada

Community-Based Nursing Care of the Child and Family

Family Influences on Child Health Promotion

Social, cultural, and Religious Influences on Child Health Promotion

Developmental Influences on Child Health Promotion

Communication, history, physical, and Developmental Assessment

Pain Assessment and Management

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

Cognitive and Sensory Impairment

Family-Centred Home Care

Reaction to Illness and Hospitalization

Pediatric Variations of Nursing Interventions

Respiratory Dysfunction

Gastrointestinal Dysfunction

Cardiovascular Dysfunction

Hematological and Immunological Dysfunction

Genitourinary Dysfunction

Cerebral Dysfunction

Endocrine Dysfunction

Integumentary Dysfunction

Musculoskeletal or Articular Dysfunction

Neuromuscular or Muscular Dysfunction

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