Basics of electrical devices

science

100

what is sinusoidal current?

Smooth, repetitive alternating current that produces heat effects. 

200

Iontophoresis is best described as?

Induces water-soluble products with ions into the skin.

300

the separation of an atom or molecule into positive or negative ions is known as?

Ionization

400

Atoms or molecules that carry electric charge are called? 

Ions

500

contraindications to electrotherapy are? (5)

1) clients with heart conditions, pacemakers, metal implants and braces.

2)clients who are pregnant

3)clients with epilepsy or seizures

4)clients who are afraid of electric current

5)clients with open wounds or broken skin 

true or false

100

High frequency helps heal open lesions after extraction?

TRUE

200

Violet high frequency electrodes are used for anti aging facials? 

FALSE

-They're used for oily and acne skin because it sanitizes the skin. 

300

you must always sanitize electrodes in the autoclave?

FALSE

-NEVER put electrodes in autoclave, they must be cleaned properly with disinfectant.

400

Desincrustation causes alkaline reactions to soften the follicles?

TRUE.

500

The spray machine bottles can be filled with any type of water?

FALSE.

-It must be distilled water only because it does not contain any minerals. the minerals can damage the spray machine. 

(Toners with essential oils are acceptable.)

devices

100

When cleaning the steamers it is recommended to use how many tablespoons of white vinegar? 

2 tablespoons of vinegar 

diluted to the fill line with water.

200

What is light therapy known as?

Photorejuvenation

300

Galvanic current aids in what? 

Product penetration

400

This type of skin can tolerate higher speeds with the rotary brush?

thicker, oily skin

500

What are the 3 contraindications for the hot towel cabinet?

1) extremely fragile or sensitive skin

2) uncontrolled or advanced rosacea

3) open wounds or excessive acne lesions

random

100

Steamers with ozone have which effects on the skin?

antiseptic effects

200

To maintain professional credibility with the basic concepts of electrotherapy you must be aware of? 

Current updated technology

300

An applicator for directing the electric current from the electrotherapy device to the clients skin is known as?

electrode

400

at what time of day should you allow your hot towel cabinet to remain open ?

at the end of each day

500

What are the 3 most important things to do with a hot towel cabinet to prevent mold and mildew? 

1) clean the inside and outside of the cabinet with an epa registered disinfectant

2) empty, clean and disinfect the catchment tray underneath the cabinet.

3) leave the door open at night to allow the cabinet and rubber seals to dry thoroughly.