Clayton's Electrotherapy and Actinotherapy: A Textbook for Student Physiotherapists

alternating current ammeter amperes anode apparatus applied arc tube bath blood supply body burn cable carbon arc cathode cause cells chemical circuit conductor connected constant current current flows current intensity current passes denervated muscle diathermic diathermic current dielectric dielectric constant difference of potential direct current dose duration dynamo earth effect electromagnetic electromagnetic induction erythema faradic faradic current fibres filament frequency grid heat high-frequency current increased infra-red infra-red rays insulated intensity of current ionisation ions lesion limb lines of force magnetic field metal method milliamperes motor muscle contraction negative charge nerve obtained occur ohms oscillator output pathway patient plates pole primary coil produced quartz reaction resistance resonator rheostat secondary coil sensory short-wave diathermy shown in Fig shunt sinusoidal current skin solenoid solution spark gap stimulation superficial surface surged switch temperature terminal tissues treatment ultra-violet irradiation ultra-violet rays valve vasodilatation voltage volts wave-length wireless waves zinc