ATI RN
Pediatric Musculoskeletal Assessment Questions
Question 1 of 5
Becker muscular dystrophy (BMD) is a disease that is fundamentally similar to Duchenne muscular dystrophy (DMD). Of the following, the MOST recognized feature of BMD is
Correct Answer: B
Rationale: BMD is distinguished from DMD by longer ambulation time, often into adolescence or adulthood, due to milder dystrophin dysfunction.
Question 2 of 5
The MOST definitive diagnostic test in Werdnig-Hoffmann disease is
Correct Answer: D
Rationale: Molecular genetic testing for SMN1 gene deletion is the definitive diagnostic test for Werdnig-Hoffmann disease (SMA type 1).
Question 3 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 4 of 5
The last function to be recovered in Guillain-Barré syndrome (GBS) is
Correct Answer: D
Rationale: Tendon reflexes are typically the last to recover in GBS due to prolonged nerve remyelination.
Question 5 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.