Chapter 18 - Fluids and Electrolytes with 100% Correct Answers

Chapter 18 - Fluids and Electrolytes with 100% Correct Answers A 66-year-old patient has recently been experiencing excessive edema in his feet. The nurse discusses with the patient the dietary changes that may be causing the water retention in association with the patient's edema. Which electrolyte has the greatest influence on water balance in the body? 1. Sodium (Na+) 2. Potassium (K+) 3. Chloride (Cl−) 4. Calcium (Ca2+) *Ans* 1 Which regulatory system is the body's second line of defense in keeping the pH within normal limits? 1. Blood buffers 2. Respiratory system 3. Renal system 4. Blood pressure *Ans* 4 A patient is concerned about giving her family adequate amounts of potassium in their diet. She asks the nurse to help plan a meal containing foods with potassium. Which dietary selections contain foods with the most potassium? 1. Baked chicken, green salad, and fresh fruit plate 2. Macaroni and cheese, cornbread, and gelatin 3. Tacos, chips and salsa, and ice cream 4. Seafood plate, marinated vegetables, ca