The middle layer of the hair is the:
a. medulla
b. cuticle
c. cortex
d. base
Answer: Cortex
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- The basic compounds of acid waves are permanent wave solution, activator, and:
- Mild-strength relaxers are formulated for:
- Japanese thermal straightening:
- When rinsing the hair for a permanent wave, it is recommended that you:
- What is the most common neutralizer?
- Which type of perm is recommended for very damaged hair?
- A(n) ____ uses an endothermic process.
- Which of these is NOT one of the three main components of an exothermic wave?
- Most of the acid waves found in today's salons have a pH between:
- A pH of 7.0 is ____ than the pH of hair.
- Manufacturers ass an alkalizing agent to waving solutions because the acid in them:
- The reducing agent used in permanent waving solutions is commonly referred to as:
- Hydrogen bonds can be broken by:
- The process by which hydroxide relaxers permanently straighten hair is called:
- Long chains of amino acids joined together by peptide bonds are known as:
- Which of these stops the action of the waving solution and rebuilds the hair into its new curly form?
- A _____ is a type of wrap in which the hair is wrapped on one rod from the scalp to midway down the hair shaft.
- Which of these terms refers to the position of the rod in relation to its base section?
- The ____ is the tough exterior layer of the hair.
- Which if these terms refers to the thickness or thinness of a liquid?
- Which rods are equal in diameter along their entire length or curling area?
- Which of these are commonly known as lye relaxers?
- A ____ is a wrapping pattern in which all the rods within a panel move in the same direction and are positioned on equal-sized bases.
- A ___ is a type of wrap that uses one end paper folded in half over that hair ends like an envelope.
- Which of these terms refers to the angle at which the rod is positioned on the head?