Cos chapter 13

Submitted by Miranda on Mon, 08/15/2022 - 17:27

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There are 30 questions in this lesson.

	Question	Answer
21	Constant and direct current, having a positive and negative pole, which produces chemical changes when it passes through the tissue and fluids of the body is known as __________current	a galvanic
22	An extremely low level of electricity that mirrors the body's natural electrical impulses is ____________	a microcurrent
23	A medical device that uses multiple colors and wavelengths of focused light to treat conditions such as excessive hair and spider veins is _____________	an intense pulse light
24	The thermal or heat-producing current with a high rate of oscillation or vibration that is commonly used for scalp and facial treatments is called _________	A Tesla high-frequency current
25	A device that works by releasing lights onto skin to stimulate specific responses at precise depths of the skin tissue is ____________	a light-emitting diode
26	For safety, use no more than __________ plug(s) in each outlet	One
27	When ____________ is heated, it produces positive and negative ions that cancel the electric charges in the hair that cause static electricity	tourmaline
28	The application of UV light must be done with the utmost care in a proper manner by a qualified professional because overexposure can lead to skin __________	damage and skin cancer
29	The use of _____________ light reduces acne and bacteria on the skin	blue
30	The unit that measures how much electric energy is being used in one second is ______________	a watt