PSB-RN Study Guide 2026

Dietary fiber promotes bowel regularity, prevents constipation, and supports digestive health by adding bulk to stool and feeding beneficial gut bacteria.

Clinical documentation must include objective, factual observations, all interventions performed, and the patient's response to those interventions for accurate medical records.

PKU is an inborn error of metabolism in which phenylalanine cannot be properly metabolized, requiring severe dietary restriction of phenylalanine to prevent neurological damage.

Stethoscope, thermometer, and blood pressure cuff are all medical instruments or diagnostic tools typically used by healthcare professionals for patient assessment. A hospital bed, while a piece of medical equipment, is furniture designed for patient comfort and care, not a diagnostic or assessment tool in the same category as the others.

Bananas are among the most well-known high-potassium foods, making them important to monitor in patients at risk for hyperkalemia.

When confronted by an angry family member, a professional nurse should employ therapeutic communication techniques. Actively listening to their concerns validates their feelings, and calmly explaining the care plan demonstrates transparency and helps to de-escalate the situation, fostering trust and understanding.