Exam 12: Genetics and Genomics

When counseling a couple in which the man has an autosomal recessive disorder and the woman has no gene for the disorder,the nurse uses Punnett squares to show the couple the probability of their having a child with the disorder. Which statement by the nurse is accurate?

The sister of a patient diagnosed with BRCA gene-related breast cancer asks the nurse,"Do you think I should be tested for the gene?" Which response by the nurse is most appropriate?

A patient tells the nurse,"I would like to use a home genetic test to see if I will develop breast cancer." Which is the nurse's best initial response?

When caring for a young adult patient who has abnormalities in the cytochrome P450 (CYP 450)gene,which action will the nurse include in the patient's plan of care?

A male patient with hemophilia asks the nurse if his children will be hemophiliacs. Which response by the nurse is accurate?

A patient with a family history of cystic fibrosis (CF)asks for information about genetic testing. Which response by the nurse is most appropriate?

The nurse in the outpatient clinic has obtained health histories for these new patients. Which patient may need referral for genetic testing?