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33 Cards in this Set
- Front
- Back
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Electricity is a flow of
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electrons
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Copper is a particularly good
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conductor
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What is an insulator
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A susbstance that doesnt easily transmit electricity
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Which of the following appliaces is powered by direct current DC
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flashlight
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Alternating AC is a
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rapid and interrupted current that flows 1st in one direction and then in the opposite direction
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A volt measures
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pressure or force
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An apparatus that changes dc to a ac is called a
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converter
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A higher amp rating indicates
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greater electrons & stronger current
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A unit tha measures theamount of electricity used in 1 second is a
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watt
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A fuse prevents
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prevents excessive current from passing through a circuit
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What is a rheostat
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a device that regulates the strength of the current used
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Grounding is
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carring a current safely to the ground
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A cathode does what to the skin
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softens
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An anode is usually marked what color
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red
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electrotherapy is applied with the use of a
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electode
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The common most used modality is
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galvanic current
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Never administer electrical treatments to a client with
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high blood pressure
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What is the name of the process used to soften and emulsify oil and blkackheads in the hair follicles
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desincrustation
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Sinusoidal current is best suited for use with
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a nervous clientq
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A thermal heat producing current
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tesla high frequency currentq
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Visible light makes what % of natural light
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35%
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If a wavelegth has low frequency it has
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a low number of waves
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Within the visible spectrum of light what color has the longest wavelengh
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red
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UV rays should be applied at a distance of
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30-36 inches
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What type of light therapy penetrates the deepest
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infrared
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A violet current used on ths scalp and face
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Telsa Frequency current
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Lights used in tanning
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UV rays
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ohms measures
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resistance
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volts measure
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pressure
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closed path of electrical current
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circuit
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Electrical current cannot pass through
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insulator
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allows electricity to easily flow through it
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conductor
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killowatt
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1,000 watts
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