With regard to chromosome abnormalities, nurses should be aware that:
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.
ANS: B
Aneuploidy is an abnormality of number that also is the leading genetic cause of mental retardation. Chromosome abnormalities occur in less than 1% of newborns. Down syndrome is the most common form of trisomal abnormality, an abnormality of chromosome number (47 chromosomes). Unbalanced translocation is an abnormality of chromosome structure that often has serious clinical effects.
You might also like to view...
The initial history for the neurologically impaired patient needs to be
a. limited to the chief complaint. b. comprehensive, including events preceding hospitalization. c. directed to level of consciousness and pupillary reaction. d. information that only the patient can provide.
The number of older adults in the United States has grown and will grow faster than at any other time in history. The nurse, preparing an in-service for peers, should include what as reasons for the growth? (Select all that apply.)
1. Increased number of immigrants to the country 2. Increased number of births in the 1980s 3. Decreased baby boomer births in the early 1950s 4. Increase in life expectancy 5. Increase in the cost of health care
Which of the following is a condition that may result in distributive shock? Select all that apply
A) Central line infection B) Acute myocardial infarction C) Congestive heart failure D) Spinal cord injury E) Allergic drug reaction
The nurse has identified lack of normalcy in a family with a child who has a mild but discernible genetic defect. Which nursing interventions should the nurse plan?
Note: Credit will be given only if all correct choices and no incorrect choices are selected. Standard Text: Select all that apply. 1. Advocating for the client's insurance to pay for additional services 2. Educating the teachers at the child's school about the disorder and treatments 3. Helping to coordinate care among the three clinics the child goes to each month 4. Alerting the family against involving the child in activities in which failure is possible 5. Encouraging the family to avoid public gatherings