Genetics Exam Revision Questions with
Complete Reliable Solutions
Which is the first step in establishing a pattern of inheritance? - Answer Pedigree
A nurse is obtaining health history from a client with a genetic disorder. Which of the following would be
most appropriate for the nurse to establish the pattern of inheritance? - Answer Construct a pedigree of
the client's family
To ensure ethical nursing care when dealing with genetic and genomic information, which principle
would the nurse integrate as the foundation for all nursing care? - Answer Respect for people
A nurse is constructing a pedigree of a patient and family to establish a patient's risk for possible genetic
disorders. The nurse demonstrates understanding of this process by obtaining information going back at
least how many generations? - Answer 3
The nurse is planning an educational program on cystic fibrosis. The nurse should include information
explaining that cystic fibrosis is an example of which type of inherited conditions? - Answer Autosomal
recessive
A client of Jewish ancestry tells the nurse that she has the hereditary <i>BRCA1</i> breast cancer gene
mutation. The client asks the nurse what her risk is for getting breast cancer. The nurse responds that
the client's approximate risk for breast cancer is - Answer 80%
the nurse is working with a 40-year-old pregnant woman about to undergo amniocentesis. The nurse
provides appropriate education by stating that amniocentesis is performed for a prenatal diagnosis of
which condition? - Answer cystic fibrosis
A patient understands that her diagnosis of ovarian cancer syndrome is an autosomal-dominant
inherited condition. What is the chance that her daughter will inherit the gene mutation for this
disease? - Answer 50%
A patient has an autosomal recessive inherited condition. For what type of disorder does the nurse
anticipate the patient will be treated? - Answer cystic fibrosis
, Parents request that a test be done to determine if the fetus has Down syndrome. What type of test
does the nurse anticipate the physician will order? - Answer prenatal screening
Girls with Turner Syndrome will usually exhibit - Answer short (stature)
"What is a characteristic of the genomic era of personalized medicine's impact on health care?" - Answer
Optimization of risk reduction related to genetic predisposition
A nurse is working with a client who is undergoing genetic testing. The nurse would least likely be
responsible for which of the following? - Answer Informing the client about the testing results
A female client is a carrier for a gene mutation on one of her X chromosomes. Her spouse is unaffected.
The nurse understands that which of the following is most likely? - Answer The client's sons have a 50%
chance of being affected.
A newborn has been diagnosed with cleft lip and cleft palate. The parents ask, "How did this happen?"
The nurse would incorporate an understanding of which of the following when responding to the
parents? - Answer The conditions result from multiple gene mutations and environmental influences.
The nurse working in the labor and delivery unit prepares to test for which condition as a part normal
newborn screening? - Answer Phenylketonuria
A couple is considering starting a family but is concerned about the risk of Tay-Sachs disease. What
cultural group does the nurse understand is most at risk for the disease? - Answer Ashkenazi Jewish
The daughter of a patient with Huntington disease has requested that she be tested for the disease even
though she has no symptoms at this time. What type of test does the nurse anticipate the physician will
order? - Answer Presymptomatic testing
A nurse is assessing a client with an autosomal-recessive inherited condition. When discussing the risk of
transmission to the client's offspring, what teaching would the nurse include? - Answer Each child has a
25% risk of inheriting the gene.
Complete Reliable Solutions
Which is the first step in establishing a pattern of inheritance? - Answer Pedigree
A nurse is obtaining health history from a client with a genetic disorder. Which of the following would be
most appropriate for the nurse to establish the pattern of inheritance? - Answer Construct a pedigree of
the client's family
To ensure ethical nursing care when dealing with genetic and genomic information, which principle
would the nurse integrate as the foundation for all nursing care? - Answer Respect for people
A nurse is constructing a pedigree of a patient and family to establish a patient's risk for possible genetic
disorders. The nurse demonstrates understanding of this process by obtaining information going back at
least how many generations? - Answer 3
The nurse is planning an educational program on cystic fibrosis. The nurse should include information
explaining that cystic fibrosis is an example of which type of inherited conditions? - Answer Autosomal
recessive
A client of Jewish ancestry tells the nurse that she has the hereditary <i>BRCA1</i> breast cancer gene
mutation. The client asks the nurse what her risk is for getting breast cancer. The nurse responds that
the client's approximate risk for breast cancer is - Answer 80%
the nurse is working with a 40-year-old pregnant woman about to undergo amniocentesis. The nurse
provides appropriate education by stating that amniocentesis is performed for a prenatal diagnosis of
which condition? - Answer cystic fibrosis
A patient understands that her diagnosis of ovarian cancer syndrome is an autosomal-dominant
inherited condition. What is the chance that her daughter will inherit the gene mutation for this
disease? - Answer 50%
A patient has an autosomal recessive inherited condition. For what type of disorder does the nurse
anticipate the patient will be treated? - Answer cystic fibrosis
, Parents request that a test be done to determine if the fetus has Down syndrome. What type of test
does the nurse anticipate the physician will order? - Answer prenatal screening
Girls with Turner Syndrome will usually exhibit - Answer short (stature)
"What is a characteristic of the genomic era of personalized medicine's impact on health care?" - Answer
Optimization of risk reduction related to genetic predisposition
A nurse is working with a client who is undergoing genetic testing. The nurse would least likely be
responsible for which of the following? - Answer Informing the client about the testing results
A female client is a carrier for a gene mutation on one of her X chromosomes. Her spouse is unaffected.
The nurse understands that which of the following is most likely? - Answer The client's sons have a 50%
chance of being affected.
A newborn has been diagnosed with cleft lip and cleft palate. The parents ask, "How did this happen?"
The nurse would incorporate an understanding of which of the following when responding to the
parents? - Answer The conditions result from multiple gene mutations and environmental influences.
The nurse working in the labor and delivery unit prepares to test for which condition as a part normal
newborn screening? - Answer Phenylketonuria
A couple is considering starting a family but is concerned about the risk of Tay-Sachs disease. What
cultural group does the nurse understand is most at risk for the disease? - Answer Ashkenazi Jewish
The daughter of a patient with Huntington disease has requested that she be tested for the disease even
though she has no symptoms at this time. What type of test does the nurse anticipate the physician will
order? - Answer Presymptomatic testing
A nurse is assessing a client with an autosomal-recessive inherited condition. When discussing the risk of
transmission to the client's offspring, what teaching would the nurse include? - Answer Each child has a
25% risk of inheriting the gene.
