Nokea
What most influences the severity of respiratory distress syndrome (RDS)?
- A. Poor cough and gag reflex
- B. The gestational age at birth
- C. Administering high concentrations of oxygen
- D. The sex of the infant
Correct Answer: B
Rationale: RDS is caused by a deficiency of surfactant and it occurs almost exclusively in preterm, low-birth weight infants.
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The nurse explains to the parents of a child with developmental hip dysplasia that the application of a Pavlik harness is necessary. In what position will the harness hold the child's femurs?
- A. Abduction
- B. Adduction
- C. Flexion
- D. Extension
Correct Answer: A
Rationale: The use of the Pavlik harness maintains the hips in abduction for 4 to 6 months.
The nurse reassures the anxious mother of a child with pyloric stenosis who is to have surgery that the surgical procedure, called a
Correct Answer: pyloromyotomy
Rationale: When the muscle is cut, the obstruction is immediately relieved and the child who is hungry will begin to eat and keep food down.
The parents of a child with acute lymphoblastic leukemia ask about the best approach for maintaining remission of the disease. What would be the most effective therapy?
- A. Surgery to remove enlarged lymph nodes
- B. Long-term chemotherapy
- C. Nutritional supplements to enhance blood cell production
- D. Blood transfusions to replace ineffective red cells
Correct Answer: B
Rationale: The treatment of choice is methotrexate, a chemotherapeutic agent, to produce remission.
What is the hallmark sign of intussusception?
- A. Mucus-like stools
- B. Currant jelly-like stools
- C. Tarry, black stools
- D. Green, soft stools
Correct Answer: B
Rationale: The hallmark sign of intussusception is currant jelly stools.
What is the best time to administer pancreatic enzyme replacement?
- A. Before meals and snacks
- B. Before bedtime
- C. Early in the morning
- D. After meals and snacks
Correct Answer: A
Rationale: Pancreatic enzymes are administered before meals and snacks to digest carbohydrates, fats, and proteins.