ATI RN
Pediatric Musculoskeletal Questions
Question 1 of 5
Matching: Hyperphosphatasia
Correct Answer: C
Rationale: Hyperphosphatasia features very high alkaline phosphatase (8700), with normal calcium and phosphate.
Question 2 of 5
The Barlow test is used to diagnose which condition?
Correct Answer: C
Rationale: The Barlow test assesses hip instability in newborns, diagnosing developmental dysplasia of the hip.
Question 3 of 5
An adolescent who regularly engages in strenuous physical activity has mild pain along the medial tibia, which is now developing earlier in the exercise period. The pain is over a 5- to 15-cm area of the posterior tibialis muscle body, just medial to the medial tibia, but not over the bone. Which is the most likely diagnosis?
Correct Answer: D
Rationale: Shin splints cause pain along the medial tibia from muscle overuse, fitting the activity-related pattern described.
Question 4 of 5
The MOST devastating consequence of untreated hypernatremia is
Correct Answer: A
Rationale: Untreated hypernatremia causes rapid brain shrinkage, leading to tearing of cerebral vessels and brain hemorrhage, which is often fatal.
Question 5 of 5
Renal manifestations of hypokalemia include all the following EXCEPT
Correct Answer: B
Rationale: Hypokalemia causes polyuria, reduced ammonia production, and renal damage, but urinary retention is not a feature; it's more associated with hyperkalemia.