Understand Scalp and Hair Analysis
What should the scalp be examined for?
cuts,abrasions or scratches,open sores ,scalp disease
Hydroxide relaxers can have ph high as _____
13.5
Identify two types of chemical relaxers
Thio and hydroxide relaxers
What are perm rod lengths.
Short,medium,long
What are the permanent waving requires?
permanent wave rods, end papers, thio-based waving lotion, neutralizer
What do thiorelaxer products require the use of a___ to chemically oxidize the hair.
neutralizer
list three strand tests to be performed before a chemical relaxing process
porosity, elasticy, relaxer
True or false concave rods are the most common rods?
True
How does hair texture affect chemical texturizing services?
Rearranges the structure of curly hair into a straighter or smoother form
what do exothermic waves have
1. permanent waving solution
2. activator
3. neutralizer
what are the three types of relaxer strengths
mild regular super
What are end wraps?
They are papers used to control the ends of the hair when wrapping and winding the hair on the rods.
How does hair lenghth affect chemical texturizing services?
the length determines the wrapping technique.
What are the two types of the neutralization that has two important functions
2. Deactivate any waving solution that remains in the hair after rinsing
Explain the difference between base and no-base relaxers
Base requires base cream no base does not require base cream
What is base control?
The position of the perm rod or tool in relation to its base section and is determined by the angle at which the hair is wrapped.
How does hair growth pattern affect chemical texturizing services?
The direction of the natural hair growth creates hair streams, whorls, and cowlicks that can influence the finished style and reappear as new growth occurs
Medulla may only be present in ___ to ___ hair types
medium to coarse
What the safety precautions for chemical relaxers
Always protect the client’s clothing with a proper waterproof cape.
Use two towels, one under the drape and one over the cape.
Always examine the client’s scalp before a relaxer service. Do not proceed if abrasions are present.
Do not proceed if the client has ever experienced an allergic reaction to the products.
Do not relax excessively damaged hair.
Do not use thio relaxers on hair that has been treated with hydroxide relaxers, or hydroxide relaxers on thio-treated hair.
Always apply a protective cream barrier around the client’s hairline before applying a relaxer.
Base the scalp with a protective cream as directed by the product manufacturer.
Always be careful of the client’s eyes when applying relaxers and neutralizing solutions. In case of accidental exposure, rinse thoroughly with cool water.
Always follow the manufacturer’s directions.
Do not dilute or add anything to relaxer creams unless specified in the manufacturer’s directions.
Wear gloves when applying relaxers.
Do not save mixed products, as the strength and effectiveness will change if not used promptly.
Apply relaxer cream to the most resistant area first.
Follow the same pattern for smoothing the relaxer as was used during the application process.
Frequently change towels as they become soiled or saturated.
what is base direction.
Base direction is the pattern in which the hair is wrapped.