C217 Practice Test And Rationale Questions And Answers With Verified Exams

The school nurse is conducting puberty classes for sixth-grade girls. She explains that females have ________ chromosome pairing and males have ________ chromosome pairing. a. XX/XY b. XY/XX c. YY/XX d. XX/YY Correct Answera (Each ovum has an X chromosome. The fertilizing sperm contains either an X or a Y chromosome. An XX pairing results in a female, and an XY pairing results in a male.) During intake, the nurse screens for abuse. Who is most likely to abuse the elderly? a. their children b. their spouses c. their health-care workers d. their neighbors Correct Answerb (Nurses recognize the importance of screening for abuse for all ages of clients. Abuse is primarily committed by family members. Elder abuse is most likely to be carried out by spouses.) Michelle and Brian are concerned because hemophilia runs in Michelle's family. The ultrasound suggests that their fetus is female. How can the nurse educate the couple about the association between sex and sex-linked traits? Children who are most likely to inherit hemophilia are a. females b. males c. both females and males equally d. males who are carriers but do not have the disorder Correct Answerb (Hemophilia is a recessive trait linked to the X chromosome. Males are more likely to inherit the disorder because the Y chromosome does not have a dominant normal gene to counteract the hemophilia gene on the X chromosome. Females are carriers of the trait.