Nokea
Among the following Group A beta hemolytic streptococcus has the highest resistance to
- A. Cephalexin
- B. Clindamycin
- C. Erythromycin
- D. Doxycycline
Correct Answer: C
Rationale: Group A beta hemolytic streptococcus has shown the highest resistance to erythromycin.
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A health care provider has prescribed oxygen as needed for an infant with heart failure. In which situation should the nurse administer the oxygen?
- A. During sleep
- B. When changing the infant’s diapers
- C. When the mother is holding the infant
- D. When drawing blood for electrolyte level testing
Correct Answer: A
Rationale: Administering oxygen during sleep can help ensure the infant maintains adequate oxygenation, especially since infants with heart failure may have compromised respiratory function.
The nurse is caring for a child with a diagnosis of Kawasaki disease. The child’s parent asks the nurse, “How does Kawasaki disease affect my child’s heart and blood vessels?†On what understanding is the nurse’s response based?
- A. Inflammation weakens blood vessels, leading to aneurysm.
- B. Increased lipid levels lead to the development of atherosclerosis.
- C. Untreated disease causes mitral valve stenosis.
- D. Altered blood flow increases cardiac workload with resulting heart failure.
Correct Answer: A
Rationale: Inflammation of vessels weakens the walls of the vessels and often results in aneurysm.
The nurse is planning a hypertension-prevention program. What should be the main focus of the nurse when presenting information?
- A. Pharmacological treatment
- B. Surgical interventions available
- C. Patient education
- D. Reduction of aerobic exercise
Correct Answer: C
Rationale: The main focus of a hypertension-prevention program is patient education.
An 18-month-old with a myelomeningocele is undergoing a cardiac catheterization. The mother expresses concern about the use of dye in the procedure. The child does not have any allergies. In addition to an iodine allergy, which other allergy should the nurse bring to the attention of the catheterization staff?
- A. Soy
- B. Latex
- C. Penicillin
- D. Dairy
Correct Answer: B
Rationale: Children with spina bifida (myelomeningocele) are often allergic to latex; catheter balloons and other materials may contain latex.
Which should the nurse consider when preparing a school-age child and the family for heart surgery?
- A. Unfamiliar equipment should not be shown.
- B. Let the child hear the sounds of an ECG monitor.
- C. Avoid mentioning postoperative discomfort and interventions.
- D. Explain that an endotracheal tube will not be needed if the surgery goes well.
Correct Answer: B
Rationale: The child and family should be exposed to the sights and sounds of the intensive care unit (ICU). All positive, nonfrightening aspects of the environment are emphasized. The child should be shown unfamiliar equipment and its use demonstrated on a doll. Carefully prepare the child for the postoperative experience, including intravenous (IV) lines, incision, and endotracheal tube.