Question 1

Which 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. D

Question 2

The nurse is providing genetic counselling for an expectant couple who already have a child with trisomy 18.What should the nurse do?

Accepted Answer

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

Question 3

During a presentation to obstetrical nurses interested in genetics,what does the genetic nurse identify as the primary factor to consider with genetic testing?

Accepted Answer

A)  Anxiety and altered family relationships 
B)  Accessibility related to the availability of genetic testing 
C)  High false-positive rates associated with genetic testing 
D)  Ethnic and socioeconomic disparity associated with genetic testing 
A)  Anxiety and altered family relationships 
B)  Accessibility related to the availability of genetic testing 
C)  High false-positive rates associated with genetic testing 
D)  Ethnic and socioeconomic disparity associated with genetic testing B

Question 4

Which are known to delay fetal lung maturity? Select all that apply.Express answer in small letters,followed by a comma and a space-e.g. ,a,b,

Accepted Answer

A)  Maternal hypertension 
B)  Gestational diabetes 
C)  Chronic glomerulonephritis 
D)  Infection 
E)  Maternal corticosteroid use
F) Epilepsy 
A)  Maternal hypertension 
B)  Gestational diabetes 
C)  Chronic glomerulonephritis 
D)  Infection 
E)  Maternal corticosteroid use
F) Epilepsy

Question 5

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.

Question 6

A woman who is 8 months pregnant asks the nurse,"Does my baby have any antibodies to fight infection?" The nurse's response is based on which information?

Accepted Answer

A)  At 8 months all of the immunoglobulins (Ig)are present. 
B)  Antibodies are transferred to the baby only during birth. 
C)  Babies do not have any antibodies to fight infection until after birth. 
D)  During pregnancy,babies only acquire IgG and IgM. 
A)  At 8 months all of the immunoglobulins (Ig)are present. 
B)  Antibodies are transferred to the baby only during birth. 
C)  Babies do not have any antibodies to fight infection until after birth. 
D)  During pregnancy,babies only acquire IgG and IgM.

Question 7

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

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 8

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 9

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 10

Where does meconium accumulate as the fetus nears term?

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 11

A pregnant woman at 25 weeks' gestation tells the nurse that she dropped a pan last week and her baby jumped at the noise.The nurse's response is based on which information?

Accepted Answer

A)  Babies can't respond to noise at 25 weeks' gestation. 
B)  Abrupt noise can cause the aural reflex. 
C)  Babies respond to extrauterine sound beginning at about 24 weeks of gestation. 
D)  This is an abnormal finding and should be reported to the health care provider. 
A)  Babies can't respond to noise at 25 weeks' gestation. 
B)  Abrupt noise can cause the aural reflex. 
C)  Babies respond to extrauterine sound beginning at about 24 weeks of gestation. 
D)  This is an abnormal finding and should be reported to the health care provider.

Question 12

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 13

In practical terms regarding genetic health care,which 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.

Question 14

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.What is this type of testing known as?

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 15

A woman's cousin gave birth to an infant with a congenital heart anomaly.The woman asks the nurse when such anomalies occur during development.The nurse's response is based on which information?

Accepted Answer

A)  It is unknown when such defects occur. 
B)  The timing depends on the cause of the defect. 
C)  They occur between the third and fifth weeks of fetal development. 
D)  They most often occur in the first 2 weeks of pregnancy. 
A)  It is unknown when such defects occur. 
B)  The timing depends on the cause of the defect. 
C)  They occur between the third and fifth weeks of fetal development. 
D)  They most often occur in the first 2 weeks of pregnancy.

Question 16

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 response is based on which information?

Accepted Answer

A)  The umbilical cord is surrounded by connective tissue called Wharton jelly. 
B)  The umbilical cord floats around in blood. 
C)  Nothing really protects the cord but it is unlikely to be squashed. 
D)  The umbilical cord is a group of blood vessels that are protected by the placenta. 
A)  The umbilical cord is surrounded by connective tissue called Wharton jelly. 
B)  The umbilical cord floats around in blood. 
C)  Nothing really protects the cord but it is unlikely to be squashed. 
D)  The umbilical cord is a group of blood vessels that are protected by the placenta.

Question 17

Which are autosomal dominant disorders?

Accepted Answer

A)  Myotonic dystrophy 
B)  PKU 
C)  Marfan syndrome 
D)  Dwarfism 
E)  Maple syrup urine disease
F) Cystic fibrosis 
A)  Myotonic dystrophy 
B)  PKU 
C)  Marfan syndrome 
D)  Dwarfism 
E)  Maple syrup urine disease
F) Cystic fibrosis

Question 18

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 information will the nurse use to formulate a response?

Accepted Answer

A)  The odds of having another baby with PKU are very slim. 
B)  Each baby has a 50% chance of being affected. 
C)  Males are not affected by PKU. 
D)  The parents are both carriers so each baby has a 25% chance of being affected. 
A)  The odds of having another baby with PKU are very slim. 
B)  Each baby has a 50% chance of being affected. 
C)  Males are not affected by PKU. 
D)  The parents are both carriers so each baby has a 25% chance of being affected.

Question 19

At approximately how many weeks of gestation does lecithin form on the alveolar surfaces,the eyelids open,and the fetus measure approximately 27 cm crown to rump,and weigh approximately 1100 g?

Accepted Answer

A)  20 weeks 
B)  24 weeks 
C)  26 weeks 
D)  28 weeks 
A)  20 weeks 
B)  24 weeks 
C)  26 weeks 
D)  28 weeks

Question 20

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

Exam 9: Preconception, Genetics, Conception, and Fetal Development

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

The nurse is providing genetic counselling for an expectant couple who already have a child with trisomy 18.What should the nurse do?

During a presentation to obstetrical nurses interested in genetics,what does the genetic nurse identify as the primary factor to consider with genetic testing?

Which are known to delay fetal lung maturity? Select all that apply.Express answer in small letters,followed by a comma and a space-e.g. ,a,b,

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

A woman who is 8 months pregnant asks the nurse,"Does my baby have any antibodies to fight infection?" The nurse's response is based on which information?

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

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

Where does meconium accumulate as the fetus nears term?

A pregnant woman at 25 weeks' gestation tells the nurse that she dropped a pan last week and her baby jumped at the noise.The nurse's response is based on which information?

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

In practical terms regarding genetic health care,which should the nurse 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.What is this type of testing known as?

A woman's cousin gave birth to an infant with a congenital heart anomaly.The woman asks the nurse when such anomalies occur during development.The nurse's response is based on which information?

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 response is based on which information?

Which are autosomal dominant disorders?

At approximately how many weeks of gestation does lecithin form on the alveolar surfaces,the eyelids open,and the fetus measure approximately 27 cm crown to rump,and weigh approximately 1100 g?

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

Contemporary Perinatal and Pediatric Nursing in Canada

The Family and Culture

Community Care

Perinatal Nursing in Canada

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

Pregnancy at Risk: Gestational Conditions

Pregnancy at Risk: Pre-Existing Conditions

Labour and Birth Processes

Nursing Care of the Family During Labour and Birth

Pain Management During Labour

Fetal Health Surveillance During Labour

Labour and Birth at Risk

Maternal Physiological Changes

Nursing Care of the Family During the Postpartum Period

Transition to Parenthood

Postpartum Complications

Physiological Adaptations of the Newborn

Nursing Care of the Newborn and Family

Newborn Nutrition and Feeding

Infants with Gestational Age Related Problems

The Newborn at Risk: Acquired and Congenital Problems

Pediatric Nursing in Canada

Family, Social, Cultural, and Religious Influences on Children’s Health

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, Complex Conditions, 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 or Immunological Dysfunction

Genitourinary Dysfunction

Cerebral Dysfunction

Endocrine Dysfunction

Integumentary Dysfunction

Musculoskeletal or Articular Dysfunction

Neuromuscular or Muscular Dysfunction

Filters