Ch 20-Exam Review Chem Text Serv 1 of 2

Front

Thioglycolic acid:

Back

is a common reducing agent

Front

The ____ is the innermost layer of the hair.

Back

medulla

Front

The partings and bases radiate throughout the panels to follow the curvature of the head in which type of wrap?

Back

curvature perm wrap

Front

The chemical bonds that join amino acids together are called:

Back

peptide bonds

Front

A ____ is a type of perm wrap in which the hair is wrapped at an angle other than perpendicular to the length of the rod.

Back

spiral perm wrap

Front

Which of the following is a method of hair straightening that combines the use of a thio relaxer with flat ironing? Options: weave technique, Japanese thermal straightening, thio neutralization, no-base relaxing straightening

Back

Japanese thermal straightening

Front

Which type of relaxer requires the application of a protective base cream to the entire scalp prior to the application of the relaxer? Options: hydroxide relaxer, no-base relaxer, thio relaxer, base relaxer

Back

base relaxer

Front

The middle layer of the hair is the:

Back

cortex

Front

Which of these terms refers to the angle at which the rod is positioned on the head: horizontally, vertically, or diagonally?

Back

base direction

Front

A ____ is a type of wrap that uses one end paper folded in half over the hair ends like an envelope.

Back

bookend wrap