SF Chapt 12A
Card Set Information
SF Chapt 12A
Three possible ingredients in neutralizers
Hydrogen peroxide, sodium perborate, or sodium bromate. pg 436
The processing for alkaline waves is?
Solution, no heat pg 436
What does the neutralizer rebond?
The disulfide bonds pg 436
The pH range of neutralizer is ?
pH 2.5 to 7 pg 436
The pH of alkaline waves ?
8.0 to 9.5 pg 436
Which permanent wave is not recommended for highly porous hair ?
Alkaline waves pg 436
What does a positive test curl show?
A definite "S" curl that tends to subdivide into groupings. pg 435
What do acid waves need t break the disulfide bonds?
heat, tension and the perm solution pg 434
The disulfide bonds are also known as?
S-S bonds pg 434
Describe how to change straight hair to curly permanently.
The strong disulfide bonds found in the cortext must be broken, then rebonded by a neutralizer. pg 434
Drop Crown wrap is also called?
a perimeter perm wrap pg 433
What type of perm wrap is staggered?
a bricklay wrap pg 432
Acid waves contain a thio derivative called?
glycerol monothioglycolate pg 427
Alkalinewaves are currently formulated with?
thioglycolic acid, its derivatives and ammonia. pg 427
Applying perm solution, rinsing it from the hair, applying neutralizer and rinsing it from the hair is which phase of permanent waving?
the chemical phase pg 427
Name the two basic methods of wrapping hair around the prm tool.
croquinole also called the overlap and the spiral pg 428
Name and describe the end paper techniques.
bookend - paper folded in half
double flat - used one paper on top of hair and one on the bottom
cushion begins with a double flat and adds papers on top of the strand of hair as wrapped pg 429
Straight rods produce?
curls or waves that are uniform throughout the hair strands. pg 429
Describe the kind of curls small and large diameter rods produce.
small rods produce small firm curls and large diameter rods produce large curls, wave formations or body waves pg 429
The individual perm rod sits between two partings that is called?
the base, panel, blocking or subsection. pg 430
If too much water has been left in the end papers after rinsing, the curl formation will be?
weakened pg 430
Name the four basic tool positions
on base, half off base, underdirected, off base pg 431
The underdirected too position needs a base size of?
at least 1.5 diameters pg 431
Another name for a rectangle wrapping patters is?
9 block pattern pg 432
When you wrap with too much tension you can cause?
breakage or damage pg 460
Define Overprocessing and what it causes.
When perm solution is left on too long, will cause hair to be frizzy. Curly when wet and frizzy when dry. pg 459
Define underprocessing and what it causes.
not leaving perm solution on long enough causes weak or limp curl pg 459
When we use a spiral wrap on medium to long hair it produces what kind of curls..
elongated curl pattern. pg 452
Using a bricklay pattern helps to avoid......
splits between bases pg 449
Preliminary testing helps us determine what?
determines how your client's hair will react to the perm. pg 442
When draping a client be sure the cape.......
covers the back of the chair pg 441
What is the scalp examined for?
abrasions or diseases pg 440
What determines the size and shape of a new curl configuration.
perm rods (tools) pg 439
How and why do we use protective skin cream while giving a perm?
along the hairline to protect the clients skin pg 437
How should an alkaline wave be wrapped?
without tension pg 437
How well do you rinse a perm before applying neutralizer?
completely pg 437
The pH range of acid perms is?
6.9 to 7.2 pg 437
What perm solution begins processing as soon as the solution is applies?
alkaline pg 437
Because acid waves cause only minimal swelling it is essential that the hair is?
wrapped with firm, even tension pg 437
What can happen if you leave neutralizer on longer than specified?
damage to the hair. pg 437
Which perm waves are slower than the other, acid or alkaline?
Acid waves pg 437
the hairs ability to absorb moisture, liquid or chemicals pg 438
is the hair's ability to be stretched and return to it's original shape pg 438
What type of perm is better for fragile or tinted hair?
acid perms pg 438
Define hair texture.
fine, medium, coarse pg 438
Define hair density
the number of hair follicles per square inch on the scalp pg 439