Answer to Question 1
ANS: C
As the blood volume increases, the cardiac output increases to increase renal perfusion. The result includes diuresis. However, a great risk for the patient includes fluid overload because of the rapid movement of fluid back into the intravascular space.
Answer to Question 2
ANS: C
Serum electrolytes are evaluated if extensive surgery is planned or the patient has extenuating problems. One of the essential electrolytes examined is potassium; if potassium is not available in adequate amounts, arrhythmias can occur during anesthesia.