Milady Cosmetology Chapter 20 Texture Services Review A

The most commonly used methods of hair relaxing are the sodium hydroxide method and the ____ method

• guanidine hydroxide
• potassium hydroxide
• ammonium thioglycolate
• hydrogen peroxide

The main active ingredient in acid-balanced waving lotions is:

• Glyceryl monothioglycolate

• Salicylic acid
• Hydrogen peroxide
• Sodium chloride

The degree to which hair absorbs the waving lotion is related to its:

• Color
• Length
• Porosity
• Texture

The action of waving lotion is to

• Rub it vigorously on the skin
• Dry hair

• Apply it by clapping the hands together
• Expand the hair

If hair breaks under very slight strain, it has:

• High elasticity
• Medium elasticity
• Maximum elasticity

• Little to no elasticity

A method of wrapping a permanent wave that is suitable for very long hair is the:

• Spiral wrap

• Zigzag wrap

• Straight method
• Double tool wrap (Piggy back)

Keratin proteins are made of long chains of ____ linked together end to end like beads

• Nucleotides
• Amino acids
• Fatty acids
• Glucose

Hair texture describes the ____ of a single strand of hair and is classified as fine, medium, or coarse.

• shape
• length
• color
• diameter

Waves that process more quickly and produce firmer cuts than true acid waves are considered to be

• Basic waves
• Neutral waves
• Acid balanced waves

• Alkaline waves

The perm that is activated by heat created chemically within the product is known as:

• Exothermic waves

• Keratin
• Argan oil
• Endothermic waves