Types of Electrical Current
Electrical Measurements
Electricity
Electrotherapy
Modalities & Light Therapy
100

A constant, even-flowing current that travels in one direction only

What is Direct Current?

100

The unit that measures the pressure or force that pushes electric current forward through a conductor. 

What is a Volt?

100

Completes an electric circuit and carries the current safely away.

What is Grounding?

100

An applicator for directing electric current from an electrotherapy device to the client's skin.

What is an Electrode?

100

An extremely low level of electricity that mirrors the body's natural electrical impulses.

What is Microcurrent?

200

A rapid and interrupted current, flowing first in one direction and then in the opposite direction.

What is Alternating Current?

200
A unit that measures the resistance of an electric current.

What is ohm?

200

Prevents excessive current from passing through a circuit. 

What is a Fuse?

200

The positive electrode; usually red and marked with a P or a plus (+) sign.

What is Anode?

200

Invisible light that has a short wavelength, less penetrating, causes chemical reactions to happen more quickly, and produces less heat than visible light.

What is UltraViolet Light?

300

An apparatus that changes Direct Current (DC) to Alternating Current (AC)

What is a converter?

300

1,000 Watts

What is Kilowatt?

300

The flow of electricity along a conductor.

What is Electric Current?

300

The use of electrical currents to treat the skin.

What is Electrotherapy?

300

A constant and direct current, having a positive and negative pole, that produces chemical changes when it passes through the tissues and fluids of the body

What is Galvanic Current?

400

An apparatus that changes alternating current (AC) to Direct Current (DC).

What is a rectifier?

400

The unit that measures the strength of an electric current.

What is ampere?

400

A switch that automatically interrupts or shuts off an electric circuit at the first indication of an overload.

What is a Circuit Breaker?

400

The negative electrode; usually black and marked with a N or a minus (-) sign.

What is Cathode?

400

Has longer wavelengths, penetrates more deeply, has less energy, and produces more heat than visible light.

What is Infrared Light?

500

The movement of particles around an atom that creates pure energy. A form of energy that exhibits magnetic, chemical, or thermal effects when it is in motion.

What is Electricity?

500

A unit that measures how much electric energy is being used in one second.

What is Watt?

500

Any material that conducts electricity. 

What is a conductor?

500

The negative or positive pole of an electric current.

What is Polarity?

500

A thermal or heat-producing current with a high rate of oscillation or vibration; commonly used for scalp and facial treatments.

What is Tesla High Frequency?

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