ATI LPN
Pediatric Gi Nclex Practice Questions Questions
Question 1 of 5
The following statement is not true about urine culture:
Correct Answer: A
Rationale: Choice A is false; significant colony count for catheterized specimens is ≥50,000 CFU/mL, not 1,000 (IDSA). Choices B-E are true per standard guidelines.
Question 2 of 5
During therapy for hypernatremic dehydration, the goal is to decrease the serum sodium by:
Correct Answer: A
Rationale: Sodium should drop by less than 12 mEq/L/day to avoid cerebral edema, per guidelines (AAP). Faster or slower (C-E) rates are suboptimal.
Question 3 of 5
All of the following are basic mechanisms of metabolic acidosis except:
Correct Answer: B
Rationale: Increased acid excretion corrects, not causes, metabolic acidosis (UpToDate). A, C-E are true mechanisms.
Question 4 of 5
The deficiency in brain and spinal fluid in patients with pyridoxine (vitamin B6) dependency with seizures is:
Correct Answer: A
Rationale: Pyridoxine dependency reduces GABA due to impaired glutamic acid decarboxylase, causing seizures (NORD). B-E are unrelated.
Question 5 of 5
Most common offending agent causing asthma in children is:
Correct Answer: B
Rationale: Respiratory infections are the top asthma trigger in children, per AAP, due to frequent viral exposures. A, C-E are significant but less common.