Physical quantities and measurement units. Point mass kinematics. Velocity. Acceleration. Gravitational acceleration. Circular motion. Dynamics and Newton laws. Mass and weight. Friction. Rigid body static equilibrium laws. Levers. Elastic properties of body tissues. Stress-deformation relationships. Momentum and conservation law. Work, energy and conservation laws. Mechanical power. Heat concept and propagation. Thermometric scales. Gas laws. Diffusion. Osmotic pressure in biological processes. Thermal capacity and specific heat. Phase changes. Latent heat. Thermodynamics. Fluid statics. Density and pressure. Stevino, Pascal, Archimede and Torricelli laws. Blood pressure measurement. Fluidodynamics. Bernoulli equation. Venturi effect. Surface tension. Capillarity. Electrostatics. Electric properties of matter. Coulomb law. Electric field and electric potential. Electric current. Electrical resistance. Ohm laws. Magnetic fields. Electromagnetic radiation. Ionizing radiation and its interaction with biological matter. Magnetic resonance.