Linton: Introduction to Medical-Surgical Nursing, 6th Edition
Chapter 14: Fluids and Electrolytes
Answer Key – Open-Book Quiz
1. Intracellular fluid (ICF) is fluid within the cell. Extracellular fluid (ECF) is fluid
2. An electrolyte is defined as a substance that develops an electrical charge when
3. Water and solutes are transported between ICF and ECF compartments by the
following processes: diffusion—movement of particles from an area of molecules in
5. Renin, aldosterone, antidiuretic hormone, and atrial natriuretic factor
6. An aging kidney is slower to adjust to changes in acid-base, fluid, and electrolyte
7. In most instances, normal urine specific gravity is between 1.016 and 1.022 in adults.
A high specific gravity indicates that the urine is highly concentrated, usually as a
8. The hematocrit is the percentage of blood volume that is composed of red blood cells.
9. Restriction of fluids while the kidneys excrete excess water. Intravenous normal
saline or Ringer’s lactate may be ordered. If sodium falls below 115 mEq/L,
10. Hypernatremia occurs when there is excessive loss of water or excessive retention of