Master Hair Relaxing Techniques: A Comprehensive Guide for Cosmetology Students

Question 1

When selecting a hair relaxing technique for a client, which factor is most important to consider?

Accepted Answer

Hair type

Answer

Hair length

Answer

Client preference

Answer

Stylist experience

Question 2

Which of the following substances is NOT a type of hair relaxer?

Accepted Answer

Citric acid

Answer

Sodium hydroxide

Answer

Calcium hydroxide

Answer

Potassium hydroxide

Question 3

What is the primary purpose of using a hair relaxer?

Accepted Answer

To straighten hair

Answer

To curl hair

Answer

To add volume to hair

Answer

To remove tangles

Question 4

Which of the following is a safety consideration when using chemical relaxers?

Accepted Answer

Wearing gloves, avoiding skin contact, and following application instructions carefully

Answer

Using relaxers on wet hair

Answer

Applying relaxers to the scalp

Answer

Leaving relaxers on for extended periods

Question 5

What is the main component used in thermal reconditioning?

Accepted Answer

Heat

Answer

Chemicals

Answer

Water

Answer

Steam

Question 6

What is the main difference between a hydroxide relaxer and a no-lye relaxer?

Accepted Answer

Hydroxide relaxers contain lye while no-lye relaxers do not

Answer

No-lye relaxers contain lye while hydroxide relaxers do not

Answer

There is no difference between hydroxide relaxers and no-lye relaxers

Answer

Hydroxide relaxers are stronger than no-lye relaxers

Question 7

What is the role of a porosity test in hair relaxing?

Accepted Answer

To determine the moisture content of the hair and select the appropriate relaxer strength

Answer

To determine the strength of the hair

Answer

To determine the type of relaxer to use

Answer

To determine the amount of relaxer to apply

Question 8

When performing a hair relaxing service, which safety measure is of utmost importance and must be taken first?

Accepted Answer

Obtaining the client's informed consent

Answer

Performing a strand test

Answer

Wearing protective gear

Question 9

During thermal reconditioning, what structural changes occur in the hair?

Accepted Answer

Hydrogen bonds weaken, and disulfide bonds break.

Answer

Hair structure remains unchanged.

Answer

The cuticle is entirely removed.

Answer

The hair becomes permanently straightened.

Question 10

Which methods are used to assess hair damage after relaxing, and how do these assessments influence treatment decisions?

Accepted Answer

Visual inspection, tensile strength testing, and cuticle examination

Answer

Visual inspection only

Answer

Tensile strength testing only

Question 11

What are the potential long-term consequences of repeated hair relaxing treatments on hair health?

Accepted Answer

Increased hair breakage and thinning

Answer

Improved hair growth

Answer

Reduced hair porosity

Answer

Enhanced hair elasticity

Question 12

Which of the following is NOT a type of chemical hair relaxer used in cosmetology?

Accepted Answer

Calcium hydroxide

Answer

Sodium hydroxide

Answer

Lithium hydroxide

Answer

Potassium hydroxide

Question 13

Which of the following is a crucial safety consideration when using chemical hair relaxers?

Accepted Answer

Wear protective gloves and eye gear

Answer

Apply the relaxer to dry hair

Answer

Leave the relaxer on for extended periods

Answer

Use a metal comb during application

Question 14

What is the primary advantage of thermal reconditioning over chemical hair relaxers?

Accepted Answer

Reduced hair damage

Answer

Faster processing time

Answer

Greater styling versatility

Answer

Lower cost

Question 15

Which technique is used to neutralize a chemical relaxer?

Accepted Answer

Neutralizing shampoo

Answer

Water

Answer

Shampoo

Answer

Conditioner

Question 16

What is the appropriate response if a client experiences scalp irritation while receiving a chemical relaxer application?

Accepted Answer

Rinse the relaxer immediately

Answer

Continue the application

Answer

Apply a soothing cream

Answer

Ignore it

Question 17

To minimize hair damage during chemical hair relaxation, the pH level of the relaxer should be:

Accepted Answer

Below 7

Answer

Neutral (7)

Answer

Above 7

Answer

It does not matter

Question 18

Which of the following is NOT a step in the proper application of a chemical hair relaxer?

Accepted Answer

Blow-drying the hair before applying relaxer

Answer

Sectioning the hair

Answer

Applying the relaxer

Answer

Neutralizing the relaxer

Question 19

Which of the following tools can be used to perform thermal reconditioning?

Accepted Answer

Both flat iron and hot comb

Answer

Flat iron

Answer

Hot comb

Answer

Blow dryer

Question 20

Which of the following is NOT a type of chemical relaxer?

Accepted Answer

Calcium hydroxide

Answer

Sodium hydroxide

Answer

Potassium hydroxide

Answer

Guanidine carbonate

Question 21

What is the main active ingredient in sodium hydroxide relaxers?

Accepted Answer

Ammonia

Answer

Guanidine

Answer

Sodium thiosulfate

Answer

Potassium hydroxide

Question 22

Which type of hair relaxer is recommended for clients with sensitive skin?

Accepted Answer

No-lye relaxer

Answer

Sodium hydroxide relaxer

Answer

Potassium hydroxide relaxer

Answer

Guanidine carbonate relaxer

Question 23

Which of the following tools is used to apply thermal reconditioning treatments?

Accepted Answer

Flat iron

Answer

Curling iron

Answer

Blow dryer

Answer

Perm rod

Question 24

When choosing a hair relaxing treatment, which of these factors is essential to take into account?

Accepted Answer

Hair texture and porosity

Accepted Answer

Previous chemical treatments

Accepted Answer

Desired level of curl reduction

Answer

Cost of the service

Question 25

To ensure safety during a hair relaxing service, which precautions should be taken?

Accepted Answer

Wear gloves and a mask

Accepted Answer

Work in a well-ventilated area

Answer

Allow clients to use their phones during the relaxing process

Question 26

Which of the following is NOT a potential adverse effect of hair relaxing?

Accepted Answer

Hair growth inhibition

Answer

Scalp irritation

Answer

Hair breakage

Answer

Chemical burns

Question 27

Which option is NOT a chemical relaxer?

Accepted Answer

Thermal reconditioning

Answer

Sodium hydroxide

Answer

Calcium hydroxide

Answer

Guanidine hydroxide

Question 28

What is the primary active ingredient used in thermal reconditioning?

Accepted Answer

Heat

Answer

Potassium hydroxide

Answer

Guanidine hydroxide

Answer

Sodium hydroxide

Question 29

What is the main purpose of performing a strand test prior to chemical relaxing?

Accepted Answer

To determine the strength of the relaxer needed

Answer

To ensure the relaxer is evenly distributed

Answer

To check for allergies

Question 30

Which of the following is a potential risk associated with chemical relaxing?

Accepted Answer

Scalp irritation

Answer

Increased hair strength

Answer

Hair growth stimulation

Answer

Reduced hair breakage

Question 31

How should hair be washed after chemical relaxing?

Accepted Answer

With a gentle shampoo and conditioner

Answer

With a vinegar rinse

Answer

With a deep conditioning treatment

Answer

With a clarifying shampoo

Question 32

What is the difference between a root touch-up and a full relaxer?

Accepted Answer

A root touch-up only relaxes new hair growth

Answer

There is no difference between the two

Answer

A full relaxer is stronger than a root touch-up

Answer

A root touch-up is more expensive than a full relaxer

Question 33

Which of the following renders a client ineligible for chemical hair relaxing?

Accepted Answer

Open scalp wounds

Answer

Afro-textured hair

Answer

Previously color-treated hair

Answer

Fine hair texture

Question 34

What is the active ingredient found in chemical hair relaxers?

Accepted Answer

Sodium hydroxide

Answer

Ammonium thioglycolate

Answer

Formaldehyde

Answer

Potassium hydroxide

Question 35

Which thermal reconditioning technique involves applying a chemical solution followed by heat to break and reform the hair bonds?

Accepted Answer

Japanese thermal reconditioning

Answer

Thermal straightening

Answer

Steam ironing

Answer

Brazilian keratin treatment

Question 36

Which hair type is the most resistant to chemical hair relaxing?

Accepted Answer

Virgin hair

Answer

Bleached hair

Answer

Color-treated hair

Answer

Permed hair

Question 37

What is the primary purpose of using a neutralizing shampoo after chemical hair relaxing?

Accepted Answer

To stop the chemical reaction and restore the hair's pH balance

Answer

To condition the hair

Answer

To remove excess hair relaxer

Question 38

What is the recommended application time for chemical hair relaxers on hair that has not undergone any previous treatments?

Accepted Answer

15-25 minutes

Answer

35-45 minutes

Answer

5-10 minutes

Answer

25-35 minutes

Question 39

Which hair relaxing technique is most suitable for clients with highly textured, tightly curled hair?

Accepted Answer

Chemical hair relaxing

Answer

Brazilian keratin treatment

Answer

Thermal straightening

Question 40

What is the main difference between a chemical relaxer and a thermal reconditioner?

Accepted Answer

Chemical relaxers use chemicals to break the hair bonds, while thermal reconditioners use heat

Answer

Chemical relaxers are more damaging than thermal reconditioners

Answer

Chemical relaxers are permanent, while thermal reconditioners are temporary

Question 41

Which of the following is NOT a type of chemical relaxer?

Accepted Answer

Mechanical relaxer

Answer

Lye relaxer

Answer

No-lye relaxer

Question 42

What is the main active ingredient in lye relaxers?

Accepted Answer

Sodium hydroxide

Answer

Ammonium hydroxide

Answer

Calcium hydroxide

Answer

Potassium hydroxide

Question 43

Which hair type is most suitable for thermal reconditioning?

Accepted Answer

Type 4 hair

Answer

Type 2 hair

Answer

Type 1 hair

Question 44

What is a major safety concern associated with chemical hair relaxers?

Accepted Answer

Scalp irritation and burns

Answer

Eye damage

Answer

Hair breakage

Answer

Respiratory problems

Question 45

Which of the following is a benefit of thermal reconditioning?

Accepted Answer

Reduces hair breakage

Answer

Improves hair texture

Answer

Adds volume to hair

Answer

Makes hair permanently straight

Question 46

What type of hair relaxer is best for clients with sensitive skin?

Accepted Answer

No-lye relaxer

Answer

Thio relaxer

Answer

Mechanical relaxer

Answer

Lye relaxer

Question 47

What is the purpose of a pre-shampoo before applying a chemical relaxer?

Accepted Answer

Remove product buildup and dirt

Answer

Balance the pH of the hair

Answer

Protect the scalp from irritation

Answer

Condition the hair

Question 48

Which of the following is a key step in the thermal reconditioning process?

Accepted Answer

Using a flat iron to straighten hair

Answer

Neutralizing the hair with a neutralizing shampoo

Answer

Applying a chemical solution to the hair

Answer

Rinsing the hair with water

Question 49

What is an advantage of using a mechanical hair relaxer?

Accepted Answer

No chemical damage to the hair

Answer

Faster application time

Answer

Easier to use

Answer

More permanent results