Terminology
Materials that do not allow a current to pass through them are called this.
What are insulators?
This type of light can be broken into its individual wavelengths by a prism.
What is white?
What is increase it?
You and your client should wear this when you are using UV light.
What is protective eyewear?
One kilowatt is this many watts.
What is 1000?
One ampere equals this many milliamperes.
What is 1000?
When visible light waves hit an object they are either absorbed or do this.
What is reflect?
This type of electrotherapy produces chemical effects that are caused by passing the currents through particular acid or alkaline solutions, then through body tissues and fluids.
What is galvanic?
Cords on appliances should be kept straight and free of knots, kinks, and tangles to prevent these.
What are breaks?
This is a unit of electric pressure.
What is a volt?
When a blow dryer is on and air begins to flow, you have an example of this type of circuit.
What is a closed?
Pure heat rays are produced by this type of ray.
What are infrared?
If a cream is used during scalp or other high-frequency treatments, be sure the cream contains none of this.
What is alcohol.
This should NEVER be done if a fire results from an overload of an electric circuit.
What is put water on it?
The movement of electricity along a path called a conductor is this.
What is an electric current?
This is another name for microcurrent.
What is sinusoidal?
This type of light is also known as actinic light.
What is ultraviolet?
High-frequency current is an alternating current that can be adjusted to different voltages to produce heat and is also known as this.
What is Tesla?
Dropping an electrical appliance into water, making it a foreign conductor, causes this.
What is a short circuit?
Volts and frequency needed and watts the appliance consumes are indicated on this.
What is the nameplate?
The process of forcing an acid or alkali into the skin by applying current to the chemical is called this.
White light is also referred to as this.
What is combination light?
This uses a negative pole (cathode) or electrode to force negatively charged (alkaline) solutions into the skin without breaking the skin.
What is anaphoresis?
To avoid the possibility of overloads and short circuits, safety devices are installed in appliances and buildings. Two of these devices are fuses and this.
What is a circuit breaker?
This changes alternating current to direct current.
What is a rectifier?