ATI RN
Pediatric Musculoskeletal Assessment Questions
Question 1 of 5
Asymptomatic hyponatremia is seen in
Correct Answer: D
Rationale: Hyperglycemia causes asymptomatic hyponatremia by drawing water into the extracellular space, diluting sodium without immediate symptoms.
Question 2 of 5
Treatment of hypermagnesmia include all the following EXCEPT
Correct Answer: C
Rationale: Kayexalate treats hyperkalemia, not hypermagnesemia; hydration, diuretics, and calcium gluconate address magnesium excess.
Question 3 of 5
Metabolic alkalosis with urinary chloride >20 meq/l occurs in
Correct Answer: A
Rationale: Loop diuretics cause metabolic alkalosis with high urinary chloride (>20 mEq/L) due to chloride loss.
Question 4 of 5
Measuring serum concentrations of renin and aldosterone differentiates children with metabolic alkalosis; both renin and aldosterone are elevated in
Correct Answer: A
Rationale: Renovascular disease increases renin and aldosterone due to reduced renal perfusion.
Question 5 of 5
The best fluid bolus giving to a child with isolated vomiting and severe dehydration is
Correct Answer: A
Rationale: Normal saline is the best initial bolus for severe dehydration to restore volume safely.