Chemical Texture Test

It is important for stylists to remember that ammonia-free does not necessarily mean _____.

• acid-free
• odor-free
• damage-free
• heat-free
  heat-free

What determines the size of the curl in a permanent waving process?

• The color of the hair
• The size of the rod
• The length of the hair
• The texture of the hair 

What chemical side bonds are formed when two sulfur-type chains are joined together?

• Disulfide bonds
• Keratin bonds
• Peptide bonds
• Amino acids

Modern acid waves are actually _____ waves, which are permanent waves that have a 7.0 or neutral pH.

• alkaline-balanced
• weaker
• stronger
• acid-balanced

In a _____, the hair is wrapped at an angle other than perpendicular to the length of the rod which causes the hair to spiral along the length of the rod.

• basic permanent wrap
• croqiognole perm wrap
• spiral perm wrap
• curvature permanent wrap

Without a thorough understanding of _____, cosmetologists could damage hair, cause hair loss, and harm their clients and themselves.

• chemistry
• color theory
• immunology
• branding

Which layer of hair is the innermost layer of the hair, and often called the pith or core of the hair?

• Hair shaft
• Medulla
• Cuticle
• Cortex

Relaxers that contain two components and must be mixed immediately prior to use are _____.

• no-lye relaxers
• ammonium thioglycolate
• guanidine hydroxide relaxers
• potassium hydroxide relaxers 

_____ give you the ability to permanently change the hair’s natural wave and curl pattern, thereby offering clients a variety of styling options that would not otherwise be possible.

• Chemical hair softening
• Alternative texture services
• Chemical texture services
• Natural hair services

What is a hydroxide relaxer that does not require the application of a protective base?

• Metal hydroxide relaxer
• No-base relaxer
• Cream relaxer
• Base cream relaxer