ATI RN
Pediatric Musculoskeletal Assessment Questions
Question 1 of 5
In Guillain-Barré syndrome, the onset is gradual and progresses over days or weeks. The maximal severity of weakness is usually reached by
Correct Answer: B
Rationale: In GBS, maximal weakness typically peaks by 4 weeks, per diagnostic criteria, though it varies.
Question 2 of 5
Charcot-Marie-Tooth disease, the most common genetically determined neuropathy. Of the following, the MOST severely affected nerve is
Correct Answer: D
Rationale: The peroneal nerve is most severely affected in CMT, leading to foot drop and distal weakness.
Question 3 of 5
Myotubular myopathy, maturational arrest of fetal muscle during the myotubular stage of development at 8-15 wk of gestation. All the following are characteristic features EXCEPT
Correct Answer: B
Rationale: Cardiomyopathy is not a characteristic feature of myotubular myopathy, unlike the other listed signs related to muscle weakness or fetal development.
Question 4 of 5
Congenital Guillain-Barré syndrome, manifest as generalized hypotonia, weakness, and areflexia in an affected neonate, fulfilling all electrophysiologic and CSF criteria and in the absence of maternal neuromuscular disease. Of the following, the MOST effective treatment is
Correct Answer: D
Rationale: IVIG is the most effective treatment for congenital GBS, mirroring its efficacy in typical GBS.
Question 5 of 5
On a global basis, poor bioavailability secondary to phytic acid is thought to be a more important factor than low intake in the widespread occurrence of
Correct Answer: A
Rationale: The text explicitly states that poor bioavailability due to phytic acid is a key factor in zinc deficiency globally.