Chemical Textuizing

In permanent waving, most of the processing takes place as soon as the solution penetrates the hair, within the first _____.

• 5-10 minutes

• 10-15 minutes

• 15-20 minutes

• hour

The two methods of wrapping the hair around a perm rod are _____.

• flat and spiral

• croquignole and even

• spiral and perpendicular

• oroquignole and spiral

The _____ uses only one end paper, placed over the top of the hair strand.

• single flat wrap

• double flat wrap

• bookend wrap

• spiral wrap

The _____, also known as straight set wrap, is a wrapping pattern in which all the rods within a panel move in the same direction and are positioned on equal-sized bases.

• basic permanent wrap

• curvature permanent wrap

• spiral perm wrap

• weave technique

_____ waves are permanent solutions based on sulfites, considered very weak, and are usually marketed as body waves or alternative waves

• Endothermic

• Exothermic

• Ammonia-free

• Low-pH

What is the most common type of perm rod?

• Straight rods

• Curved rods

• Soft bender rods

• Concave rods

What soft foam perm rods are usually about 12 inches (30.5 centimeters) long with a uniform diameter along the entire length of the rod?

• Straight rods

• Curved rods

• Soft bender rods

• Concave rods

_____, also known as circle rods, are usually about 12 inches (30.5 centimeters) long with a uniform diameter along the entire length of the rod, and are secured by fastening the ends together to form a loop.

• Loop rods

• Curved rods

• Soft bender rods

• Concave rods

Hydrogen bonds are weak physical side bonds that result from an attraction between negative and positive electrical charges and are easily broken by water or heat, but reform as the hair is _____.

• stretched

• dried

• softened

• styled

What tough exterior layer of the hair has the purpose of surrounding the inner layers and protecting the hair from damage?

• Hair shaft

• Cuticle

• Cortex

• Medulla