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DCA Cos. Chpt. 18.2 relaxers review
DCA Cos chpt. 18.2 relaxers review
28
Cosmetology
12/26/2012

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Term
What is the definition of chemical hair relaxing
Definition
The process of permanently rearranging the basic structure of overly curly hair into a straight form
Term
When using a sodium hydroide relaxer, will is a shampoo required before application?
Definition
No
Term
What is the purpose of a neutralizer?
Definition
It is required to stop the action of the chemical relaxer.
Term
What determines the processing time of a relaxer?
Definition
1. Strength of relaxer used
2. If a base is used
3. Type of hair
Term
What are the two most common type of chemical hair relaxers?
Definition
1. Ammonium Thioglycolate (ATG)
2. Sodium Hydroxide (THIO)
Term
Name the 3 basic steps, in order, involved in hair relaxing
Definition
1. Procesing
2. Neutralizing
3. Conditioning
Term
What are the three strengths of hair relaxers, and which relaxer is used for fine, medium, and coarse textured hair?
Definition
1. Mild: Fine Hair
2. Regular: Medium Hair
3. Super/Strong: Coarse Hair
Term
What are you looking for when doing a hair analysis on overly curly hair?
Definition
1. Texture
2. Porosity
3. Elasticity
4. Extent of damage
Term
The action of a Sodium Hydroxide relaxers will cause the hair to?
Definition
Soften and Swell
Term
What is Lanthionization?
Definition
The process of breaking the hair's Disulfide Bond and converting it into a Lanthionine Bond (removing 1 Sulfur Atom) when rinsing relaxer from the hair.
Term
Why is a base applied when using in chemical hair relaxing?
Definition
To protect the scalp and skin from possibles caustic burns
Term
Body (scalp) heat will accelerate (speed-up) relaxer cream.
True or False
Definition
True
Term
During the process of applying a relaxer cream, when do you apply the relaxer near the scalp?
Definition
The relaxer cream is applied last to the scalp area.
Term
It is important when using a "no-base" relxer to apply proctective cream on the full ____________ and around the _________.
Definition
Hairline, ears
Term
After rinsing the relaxer from the hair, a ____________ shampoo is performed.
Definition
Neutralizing
Term
Name the area of where a sodium hydroxide relaxer cream is applied on the hair strands.
Definition
Mid-strand first, then scalp area and ends.
Term
What area of a comb is used when applying the relaxing cream?
Definition
The back of the comb
Term
What is periodic strand testing?
Definition
Checking the action of the relaxer by stretching the strands to see how fast the natural curls are being removed.
Term
What water temperature is used to rinse the hair of the relxer processing cream?
Definition
Warm
Term
When performing a sodium hydroxide retouch, the relaxer cream is first applied where?
Definition
To the new-growth only.
Term
If your client has scalp abrasions, should she/he receive a chemical hair relaxing service?
Definition
No, no, no.
Term
How do you know when the relaxer has processed sufficiently?
Definition
By doing a periodic strand test:
Smooth and press the strand to the scalp using back of comb or finger. If strand remains smooth, it is sucfficiently relaxed. NOTE: If the curl returns, the hair needs further processing.
Term
What is a soft-curl permanent?
Definition
Using a thio relaxer and wrapping hair on large tools/perm wave rods.
Term
Why is wearing gloves during a relaxer service considered the one safety precaution that must be followed?
Definition
To protect our hands and skin from the chemicals.
Term
What names are Sodium Hydroxide relaxers also known by?
Definition
Lye Relaxers
Term
What are the steps taken after processing has completed for a soft-curl permanent?
Definition
1. Rinse and towel/blot the hair
2. Apply neutraizer and process for the appropriate time.
3. Carefully remove rods
4. Rinse Hair
5. Style hair
Term
What are Metal Hydroxide Relaxers?
Definition
An ionic compound formed by a metal combined with oxygen and hydrogen.
Examples: Sodium Hydroxide, Lithium and Potassium Hydroxide.
Term
Why is a normalizing lotion used?
Definition
To restore the hair and scalp to their normal acidic pH.