ATI RN
Pediatric Musculoskeletal Disorders Quizlet Questions
Question 1 of 5
Malignant hyperthermia is an acute hypermetabolic syndrome that is triggered by inhalational anesthetic agents and succinylcholine. Of the following, which myopathy is consistently associated with malignant hyperthermia?
Correct Answer: A
Rationale: Central core myopathy is consistently associated with malignant hyperthermia due to RYR1 gene mutations.
Question 2 of 5
Excess intake produces
Correct Answer: D
Rationale: The text implies excess intake of a nutrient (likely zinc from context) causes nausea, emesis, and abdominal pain, supporting D as all are listed.
Question 3 of 5
Proper cell functioning requires close regulation of plasma osmolality and intravascular volume. Which of the following statements is TRUE?
Correct Answer: D
Rationale: A small increase in plasma osmolality (e.g., 1-2%) stimulates thirst, a key physiological response, widely recognized and fitting the context.
Question 4 of 5
Pseudohyponatremia is a laboratory artifact that is present when the plasma contains high concentrations of
Correct Answer: C
Rationale: High protein (e.g., in multiple myeloma) causes pseudohyponatremia by altering plasma water fraction, a standard lab artifact.
Question 5 of 5
Which of the following conditions lead to euvolemic hyponatremia?
Correct Answer: D
Rationale: Water intoxication causes euvolemic hyponatremia by diluting sodium without altering volume status significantly.