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Electricytest3
| Question | Answer |
|---|---|
| How many milliamperes equal one ampere? | 1,000 |
| The electrode that is negatively charged during an electotherapy treatment is known as: | cathode |
| Pure heat rays are produced by: | infrared rays |
| Which type of current is an alternating current with a mechanical effect to help produce muscle contractions? | Sinusoidal |
| A measure of how much electric energy is being used is known as a: | watt |
| Which of the following devices breaks the flow of current when an overlead occures? | Circuit breaker |
| The application of speacial currents (or modalities) that have a variety of effects on the skin is called: | electrotherapy |
| Materials that do not allow electricity to flow through them are called: | Insulators |
| Small doses of ultraviolet light may help the body produce: | Vitamin D |
| A salon owner wants to mimic the natural sunlight as closeley as possible in the salon reception area. Which type of light would most likely be used to accomplish this requirment? | incandescent |
| A unit of electrical resistance is called: | ohm |
| Material such as glass, rubber, or paper arounda conducter that does not allow current to pass through it is called: | Insulator |
| Light, heat, chemical and magnetic changes are all produced by: | electricity |
| A volt is a unit of electric: | pressure |
| When performing an electotherapy procedure, what apparatus or current conducter is used to bring the current from the appliance to the clients skin? | Electrode |
| The average distance an infrared lamp should be placed during a facial is about: | 30 inches |
| Which of following steps should NOT be followed to break the circuit when a person comes in contact with an electric current? | touch the person to ground the circuit |
| When using Galvanic Current on clients in a salon, what precaution must a salon professional take in order to prevent injury to a client? | do not use over an area having broken capillaries |
| If the client is holding the active electrode while the salon proffesional manually stimulates the area being treated, what method of Tesla Current is being used? | Indirect application |
| Which of the following benefits is derived from UV light? | small doses tan the skin |
| Material that best transports electricity is an: | conducter |
| Which of the following are also known as actinic rays? | Ultraviolet |
| When using ultraviolet rays, make sure you and your client wear: | protective eyewear |
| High frequency and alternating current are characteristics of which type of electrotherapy? | Telsa |
| Any electrical appliance activated by the flow of electric current such as a blow dryer is knwon as an: | load |
| What temporary effect will a negative electrode pole produce when applying Galvanic Current during an electrotherapy treatment? | increase the blood flow |
| Bacteria that cause skin infection can be killed by: | ultraviolet light |
| Treatment with light rays is called? | light therapy |
| The direct current used in electrotherapy treatments is: | Galvanic |
| Since silver and copper transmit electricity, they are called: | conducters |
| Telsa, a high frequency current is known as the: | violet ray |
| Which of the following is NOT a temporary effect of the postive pole of Galvanic Current? | softens tissues |
| Fradic current is used chiefly to cause: | muscle contractions |
| The process of forcing an acid or alkali into the skin by apllying current to the chemcial is called: | phoresis |
| An alternation current which can be adjusted to different voltages to produce heat is: | High Frequency |
| Which electrotherapy treatment can cause sebum to the broken down or blackheads to be liquefied, as in deep-poor cleansing? | desincrustation |
| An ampere is a unit of electric: | strength |
| The longest wavelenths in the visible spectrum are: | red rays |
| Before using ultraviolet light on a client, the skin or scalpt should be: | cleansed |
| Which of the following is a benefit of using infrared light during a facial? | increases circulation |
| Which of the following is NOT a way for heat to be transferred from on object to another? | phoresis |
| Which type of light can be broken into its individual wavelengths by a prism? | combination |
| A constant electic current flowing in one direstion is an: | direct current |
| Which of the following will produce a mild, stemulating sensation while using high frequency current? | Slightly seperating the electrode from the skin |
| Which of the follwoing materials does NOT allow a current to pass through it? | alcohol |
| When a blow dryer is on and air begins to flow, you have an expample of closed circuit | true |
| Any client with a medical condition should always consult with his or her physician first before receiving electrotherapy: | true |
| The wavelengths that produe violet are the shortest in the visible spectrum | true |
| Galvanic current has chemical effects that are caused by passing the current through a saline solution, then through the body tissue and fluids. | False |
| Two common sources of electric current are batteries and volts: | false |
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