Nokea
Acetazolamide:
- A. Is used in the management of renal tubular acidosis
- B. Causes hypokalaemia
- C. Is usually given intravenously
- D. Inhibits the action of carbonic anhydrase
Correct Answer: D
Rationale: Inhibits the action of carbonic anhydrase: Acetazolamide works by inhibiting carbonic anhydrase, reducing the reabsorption of bicarbonate in the kidneys and helping with conditions like glaucoma, metabolic alkalosis, and altitude sickness.
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Which of the following statements is true regarding Glasgow coma scale (GCS) in children?
- A. The scale is validated as a prognostic scoring system in children and young infants
- B. Patients with GCS < or = 8 require aggressive management
- C. All patients with GCS < or = 5 should be intubated and mechanically ventilated
- D. It is useful in children to assess the neurological, circulatory and cardiac status
Correct Answer: B
Rationale: Patients with a GCS of 8 or less require aggressive management, as this indicates severe brain injury and potential airway compromise.
The child becomes unresponsive. The most likely underlying lesion is
- A. cardiomyopathy
- B. anomalous coronary artery
- C. tetralogy of Fallot
- D. constipation
Correct Answer: C
Rationale: Tetralogy of Fallot can cause hypoxic spells leading to unresponsiveness.
Which therapeutic management should the nurse expect to implement for a child with rheumatic fever?
- A. Administering penicillin
- B. Avoiding salicylates (aspirin)
- C. Imposing strict bed rest for 4 to 6 weeks
- D. Administering corticosteroids if chorea develops
Correct Answer: A
Rationale: The goal of medical management is the eradication of the hemolytic streptococci. Penicillin is the drug of choice. Salicylates can be used to control the inflammatory process, especially in the joints, and reduce the fever and discomfort. Bed rest is recommended for the acute febrile stage, but it does not need to be strict. The chorea is transient and will resolve without treatment.
All of the following are true about a small VSD EXCEPT
- A. spontaneous closure is more common in muscular vs. membranous defects
- B. closure usually occurs in the first 2 years of life
- C. there is no risk of endocarditis
- D. pulmonary pressures are normal
Correct Answer: C
Rationale: Even small VSDs carry a risk of endocarditis until they close.
A 2-year-old child should be able to:
- A. Name three colours correctly
- B. Use plurals
- C. Build a tower of five blocks
- D. Kick a ball on request
Correct Answer: C
Rationale: A 2-year-old can typically build a tower of five blocks. Naming colors and using plurals are more advanced skills, and kicking a ball is variable.