ATI RN
Musculoskeletal Pediatrics Questions
Question 1 of 5
The least significant finding in Miller-Fisher syndrome (MFS) is
Correct Answer: C
Rationale: Lower limb weakness is not a core feature of MFS, which focuses on ophthalmoplegia, ataxia, and areflexia.
Question 2 of 5
Osteoporosis that occurs in childhood is related to
Correct Answer: C
Rationale: The text lists multiple causes, but steroid therapy (C) is a well-known cause of osteoporosis in children due to its impact on bone metabolism.
Question 3 of 5
Maintenance fluids are composed of a solution of water, glucose, sodium, potassium, and chloride. How much of the normal caloric needs of the patient is provided by glucose in maintenance fluids?
Correct Answer: D
Rationale: Standard maintenance fluids (e.g., 5% dextrose) provide about 20% of caloric needs via glucose, a common medical practice.
Question 4 of 5
Hypokalemia is common in children, with most cases related to
Correct Answer: A
Rationale: Gastroenteritis is the most common cause of hypokalemia in children due to potassium loss in diarrhea.
Question 5 of 5
Most erythema multiforme (EM) cases in children are precipitated by herpes simplex virus infection, though the infection may no longer be apparent by the time EM develops. Mycoplasma pneumoniae and other infectious organisms may also trigger EM.
Correct Answer: A
Rationale: Erythema multiforme is an acute, immune-mediated condition often triggered by herpes simplex virus in children, though Mycoplasma pneumoniae is another common cause.