Perm solution softens and swells what layer of the hair?

• Medulla
• Cuticle
• Follicle

• Cortex

The quality of the hair that most decides processing time is:

• Density

• Texture

• Porosity

• Elasticity

A strong, compact cuticle is indicative of hair that is:

• easy to perm

• damaged

• thin and weak
• resistant

 A perm rod with the same diameter throughout its length is:

(a)   , while a perm rod with a smaller circumference in the center is ​ (b)  

• Square
• convex

• straight
• concave

When perming hair longer than 6 inches, it is necessary to use a spiral wrap or:

• larger partings

• smaller partings

• less rods

• no partings

For proper perming, the hair must go around the rod at least:

• Twice
• Four times
• 2 1/2 times

• 1 1/2 times

The single most important factor in determining the ability of hair to hold a curl is:

• texture

• elasticity

• porosity

• density

The type of shampoo recommended to use before a perm is:

• Clarifying shampoo
• Anti-dandruff shampoo
• Conditioning shampoo
• Dry shampoo

A prewrap lotion is designed to be used on hair with what type of porosity?

• No porosity
• Uneven porosity

• Medium porosity
• Low porosity

The position of the tool in relation to its base section is called base placement or:

• Base control

• Wrapping technique

• Base direction

• Tool positioning