Contents
Preface
CHAPTER 1 THE BASIS OF BIOMECHANICS 1
1.1 Newton's Laws of Motion 1
1.2 Rotation of Rigid Bodies 2
1.3 Elastic Properties of Materials 7
1.4 The Mechanical Properties of Bone 10
1.5 The Mechanical properties of Muscle 12
Summary 14
Review Questions 14
CHAPTER 2 VIBRATION， WAVE AND SOUND 16
2.1 Simple Harmonic Motion 17
2.2 The Combination of Vibration 22
2.3 Simple Harmonic Wave 28
2.4 Energy in Wave 32
2.5 Superposition of Wave and Interfierence 34
2.6 Sound Wave 7
2.7 Doppler Effect and Shock Wave 42
2.8 Ultrasonic and its Applications in Medicine 46
Summary 53
Review Questions 55
CHAPTER 3 THE MOTION OF FLUIDS 56
3.1 Steady Flow of Ideal Fluid 56
3.2 Bemoulli's Equation 59
3.3 Applications of Bernoulli's Equation 61
3.4 Viscous Flowd Flow 63
Summary 68
Review Questions 68
CHAPTER 4 PHENOMENA ON LIQUID SURFACES 70
4.1 Surface Tension and Surface Energy 70
4.2 Additional Pressure of a Curved Surface of Liquid 73
4.3 Capi11ary Action and Air Embolism 75
Summary 77
Review Questions 78
CHAPTER 5 STATIC ELECTRIC FIELD 79
5.1 Electric Field Intensity 80
5.2 Gauss's Law 83
5.3 Electric Potential 88
5.4 Dielectrics 93
5.5 Electric Dipole and Membrane Potential 99
Summary 104
Review Questions104
CHAPTER 6 MAGNETIC FIELD 106
6.1 Magnetic Field and Magnetic Induction 107
6.2 The Motion of a Charged Particle and the Force on a Current Were in Magnetic Field 110
6.3 Magnetic Substance and Superconducting Magnet 118
6.4 Electromagnetic Induced Phenomena 121
6.5 The Applications of Magnetism in Biology 124
Summary 126
Review Questions 127
CHAPTER 7 DIRECT CURRENT 129
7.1 Electric Current and Electric Current Density 129
7.2 Kirchhoff's Laws 131
7.3 Circuits Containing Resistor and Capacitor 135
7.4 The Applications of Direct Current in the Medicine 137
Summary 138
Review Questions 138
CHAPTER 8 GEOMETRIC OPTICS 140
8.1 Reflection and Refraction 140
8.2 Refraction at a Spherical Surface 142
8.3 The Thin Lens 146
8.4 The Eye 148
8.5 The Microscope 152
Summary 154
Review Questions 154
CHAPTER 9 WAVE OPTICS 156
9.1 Interference of Light 156
9.2 Diffiaction of Light 161
9.3 Polarization of Light 163
Summary 169
Review Questions 169
CHAPTER 10 LASER 171
10.1 The Basis of Laser 171
10.2 The Bioeffects of Laser 175
10.3 The Application of Laser in Medicine 176
Summary 177
Review Questions 178
CHAPTER 11 X-RAYS 179
11.1 Generation of X-rays 179
11.2 X-rays Spectra 180
11.3 The Basic Properties of X-rays 184
11.4 The Absorption of X-rays 184
11.5 The Application of X-rays in Medicine 185
Summary 188
Review Questions 189
CHAPTER 12 NUCLEAR PHYSICS 190
12.1 The Properties of Nucleus 190
12.2 Nuclear Decay 193
12.3 The Rules of Nuclear Decay 194
12.4 The Interaction of Radiation with Matter 196
12.5 Radiation Detection and Measurement 198
12.6 The Applications of Radionuclide in Medicine 200
Summary 203
Review Questions 204
References 205
APPENDIX Fundamental Physical Constants 206