Correct Answer: C

Rationale: A top-down evaluation approach prioritizes understanding the child's daily life, family routines, interests, and habits to ensure that the therapy provided is relevant and meaningful within the child's natural environment. By starting with family interviews, the occupational therapist gains insight into the child's context, allowing for a more holistic and client-centered evaluation process.

Correct Answer: D

Rationale: In hyperkalemia, cardiac arrhythmias are the most critical and life-threatening manifestation that requires immediate intervention. Hyperkalemia can lead to dangerous heart rhythm disturbances, potentially resulting in cardiac arrest. Prompt treatment is essential to stabilize the heart rhythm and prevent life-threatening complications.

Correct Answer: A

Rationale: The signs and symptoms of dysuria and urgency in a child with daytime enuresis are indicative of a urinary tract infection. These symptoms, including urinary frequency and pain during urination, commonly point towards a UTI. Nephrotic syndrome typically presents with edema, proteinuria, hypoalbuminemia, and hyperlipidemia. Acute glomerulonephritis is characterized by hematuria, proteinuria, hypertension, and oliguria. Vesicoureteral reflux may lead to recurrent UTIs but does not directly present with dysuria and urgency.

Correct Answer: D

Rationale: The nurse should instruct parents to limit their child’s TV watching to 1 to 2 hours per day to prevent childhood obesity.

Correct Answer: C

Rationale: The nurse should identify the sound heard during auscultation as tachypnea, which is a rapid, regular breathing pattern. This breathing pattern often occurs with anxiety, fever, metabolic acidosis, or severe anemia.