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Infrared and Luminous Radiation
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alternating current amperage ampere anode apparatus applied atoms body bulb cathode cause cells charge chemical chronaxie circuit clinical coil condenser conduction conductors consists contraction cord current flow current strength denervated muscle device diathermy direct current discharge dosage duration effects electric current electrical energy electrical stimulation electrodes electrodiagnostic electromagnetic electromotive force electromyography electrotherapy erythema exposure faradic filament frequency galvanic current glass heat high-frequency current impulses increased inductance infrared radiation injuries insulated intensity ions iontophoresis irradiation lamp lesions light luminous magnetic measure metal meter method milliamperes millimicrons motor point muscular negative pole oscillations paralysis patient penetration peripheral nerve physical physiological plate positive pole produced quartz radiant energy reaction resistance response sensation sensory short-wave diathermy skin spark gap spectrum static temperature testing tetanizing current therapeutic therapy tion tissues treated treatment tube ultrasound ultraviolet radiation ultraviolet rays usually vacuum tube visible voltage watts wave wavelengths wire