A nurse is caring for a 68-year-old client admitted with sev…

A nurse is caring for a 68-year-old client admitted with severe vomiting and diarrhea for 3 days. Laboratory results show decreased blood pressure, increased heart rate, and elevated serum sodium. Which physiological response is the primary mechanism attempting to restore extracellular fluid volume?

A 55-year-old client with chronic kidney disease (CKD) stage…

A 55-year-old client with chronic kidney disease (CKD) stage 4 (GFR 22 mL/min) presents with serum potassium of 6.8 mEq/L. The client reports using a salt substitute and taking lisinopril. Which physiological mechanism is most impaired in this client’s hyperkalemia?

A nurse evaluates a 52-year-old client with partial-thicknes…

A nurse evaluates a 52-year-old client with partial-thickness burns to both forearms sustained 72 hours ago. The client has type 2 diabetes with HbA1c 9.2%, takes metformin, and reports eating “very little” since admission. Wound assessment reveals dry wound beds with minimal epithelial migration. The nurse applies a new moisture-retentive dressing. Which rationale best explains how this intervention promotes healing for this client’s wound type?

A nurse reviews nutritional plans for four clients with card…

A nurse reviews nutritional plans for four clients with cardiovascular disease. Client A has heart failure with 3+ pitting edema, consuming 4500 mg sodium daily with fluid intake of 3000 mL/day. Client B has hypertension controlled on medication, following a 2400 mg sodium diet with regular exercise. Client C has atrial fibrillation on warfarin, eating large daily servings of spinach and kale. Client D has coronary artery disease with LDL 95 mg/dL, following a low saturated fat diet. Which client’s current nutritional pattern most significantly contradicts medical nutrition therapy principles?

A nurse educates a client scheduled for a partial gastrectom…

A nurse educates a client scheduled for a partial gastrectomy with removal of the gastric fundus and parietal cells. The client asks, “Will I need any special supplements after surgery?” Which response demonstrates understanding of digestion and absorption processes?