1 1 4 9 14 18 23 28 REVIEW OF MEDICAL PHYSIOLOGY - 21st Ed. (2003) Cover Front Matter Section I. Introduction 1. The General & Cellular Basis of Medical Physiology INTRODUCTION TABLES Table 1-1. Total body water (as percentage of body weight) in relation to age and sex. Table 1-2. Concentration of some ions inside and outside mammalian spinal motor neurons. Table 1-3. Some of the enzymes found in lysosomes and the cell components that are their substrates. Table 1-4. Molecular motors. Table 1-5. Size of hydrated ions and other substances of biological interest. Table 1-6. Principal mechanisms by which chemical messengers in the ECF bring about changes in cell function. Table 1-7. Principal protein kinases. Table 1-8. Some of the ligands for receptors coupled to G proteins. Table 1-9. Diseases caused by loss or gain of function mutations of heterotrimeric G protein-coupled receptors and G proteins. FIGURES Figure 1-1 Figure 1-2 Figure 1-3 Figure 1-4 Figure 1-5 Figure 1-6 Figure 1-7 Figure 1-8 Figure 1-9 Figure 1-10 Figure 1-11 Figure 1-12 Figure 1-13 Figure 1-14