Cosmetology Test Electricity and Light Therapy 2

Question 1

What type of electrode is used with a high-frequency machine for direct surface application to the skin?

Accepted Answer

Glass electrode filled with gas

Answer

Bipolar metal paddle electrode

Answer

Carbon fiber electrode

Answer

Silicone-tipped electrode

Question 2

During desincrustation with galvanic current, which pole is placed on the client's face to soften and emulsify sebum in the pores?

Accepted Answer

Negative pole (cathode)

Answer

Positive pole (anode)

Answer

Neutral pole

Answer

Alternating poles in sequence

Question 3

Before performing any electrical facial treatment, what client health condition must be screened for and is considered an absolute contraindication?

Accepted Answer

Presence of a pacemaker or metal implants

Answer

Mild dry skin or seasonal allergies

Answer

Recent use of topical moisturizer

Answer

History of seasonal acne breakouts

Question 4

What physical effect does faradic current produce in the muscles during a facial treatment?

Accepted Answer

Passive involuntary muscle contractions

Answer

Chemical decomposition of muscle tissue

Answer

Hardening of collagen fibers

Answer

Increased melanin production

Question 5

What does iontophoresis use galvanic current to accomplish during a facial service?

Accepted Answer

Drive water-soluble ionic products deeper into the skin

Answer

Permanently remove unwanted facial hair

Answer

Dry out and reduce oily skin secretions

Answer

Generate heat to open the pores manually

Question 6

Which color high-frequency electrode, containing argon gas, is most appropriate for oily or acne-prone skin?

Accepted Answer

Violet or purple electrode

Answer

Orange or red electrode

Answer

Blue electrode

Answer

Clear or white electrode

Question 7

What is the primary overall benefit of incorporating electrical current modalities into professional facial treatments?

Accepted Answer

Enhancing product penetration and stimulating natural skin functions

Answer

Replacing cleansing and exfoliation steps entirely

Answer

Permanently altering skin pigmentation

Answer

Eliminating the need for professional-grade skincare products