Cosmetology

True or False? You should avoid touching your face, mouth, or eye areas during services. 

• True

• False

List 3 ways in which you can protect yourself, your clients and/or your equipment  from contamination. Be careful not to list the same idea twice.

What type of current is used by most handheld hair dryers in cosmetology?

• Direct Current (DC)

• Alternating Current (AC)

• Static Electricity

• Galvanic Current

What is the primary effect of galvanic current when used in cosmetology treatments?

• Muscle relaxation

• Hair removal

• Chemical decomposition

• Skin exfoliation

What is the main reason for grounding electrical devices in a cosmetology salon?

• To increase the device's power efficiency

• To prevent electric shock by providing a path for excess electricity

• To reduce the electromagnetic field around the device

• To improve the device's performance

Microcurrent treatments in cosmetology are primarily used for what purpose?

• Hair coloring

• Skin rejuvenation

• Permanent hair removal

• Nail strengthening

Which of the following is NOT a recommended practice for ensuring electrical safety in a cosmetology salon?

• Regular inspection of electrical cords for damage

• Using appliances with wet hands

• Keeping electrical appliances away from water sources

• Disconnecting appliances when not in use

How does the use of infrared light in cosmetology affect the human body?

• Decreases blood circulation

• Increases blood circulation

• Reduces muscle activity

• Enhances muscle activity

What is the primary function of keratin in hair care products?

• Strengthening hair

• Moisturizing scalp

• Coloring hair

• Reducing dandruff

Which vitamin is essential for healthy skin and is often found in skincare products?

• Vitamin A

• Vitamin C

• Vitamin D

• Vitamin K