Texas Class A Barber Written Exam flashcards

A protective base cream is applied to the scalp and hairline before a chemical relaxer to shield the skin from irritation and burns.

• Typically petroleum-based
• Applied liberally, but carefully to avoid hair
• Essential for client comfort and safety

Memory trick: Base cream is a 'Barrier' for the 'Burn' of relaxers.

To neutralize an unwanted greenish tone in hair, apply a red-based toner, as red is green's complementary color.

• Uses the principle of complementary colors
• Red cancels green on the color wheel
• Often seen after swimming or lightening dark hair

Memory trick: Green needs 'Red' to stop the 'Dread' of green.

Permanent waves with a pH between 4.5 and 7.0, ideal for delicate or color-treated hair due to their gentle action.

• Lower pH (4.5-7.0)
• Gentler action, less swelling
• Recommended for delicate, damaged, or color-treated hair
• Often require external heat for processing

Memory trick: Acid-Balanced is for 'A'll 'D'elicate hair.

Hair products containing protein (e.g., keratin, wheat protein, silk protein) that help to strengthen, repair, and rebuild the hair's structure, especially after chemical damage.

• Strengthens hair bonds
• Improves elasticity and reduces breakage
• Fills in cuticle gaps
• Beneficial for chemically treated, damaged, or brittle hair

Memory trick: PROTEIN for PROTECTION and structural repair.

Hair color products that permanently alter the hair's natural pigment by penetrating the cortex. They typically contain an oxidative dye and ammonia, mixed with a developer.

• Provides 100% gray coverage
• Changes natural hair color
• Lasts until hair grows out or is cut
• Requires developer (hydrogen peroxide)

Memory trick: For PERMANENT gray, choose PERMANENT color.

The maximum number of natural hair color levels that a single application of permanent hair color can effectively lighten, typically 1 to 3 levels, before requiring a separate lightening step.

• Most permanent colors lift 1-3 levels.
• Significant lift (4+ levels) requires pre-lightening.
• Over-lifting with single process leads to undesirable tones.

Memory trick: One-Step Color: Can't Climb Five Levels Fast!

Techniques used to apply hair color when a client has natural regrowth and previously colored, possibly faded, ends, aiming for a consistent color result.

• Consider porosity differences between regrowth, mid-shaft, and ends
• Previously colored hair is often more porous and takes color faster
• Natural regrowth requires lift and deposit
• Application sequence is crucial for even results

Memory trick: MID-ENDS first, then ROOTS to make it even.

A creamy substance applied to the scalp and hairline before a chemical relaxer to protect the skin from irritation and burns caused by the alkaline chemicals.

• Creates a barrier on the skin
• Applied to scalp, hairline, and ears
• Essential for sodium hydroxide relaxers
• Prevents chemical burns and irritation

Memory trick: Protect the SCALP like a SHIELD before relaxing.

Hair stretching significantly without returning indicates poor elasticity, meaning it's weak and unsuitable for harsh chemical services.

• Healthy hair stretches 20-50% wet and returns
• Poor elasticity = compromised disulfide bonds
• Chemical services can cause breakage

Memory trick: If hair 'Stretches and Stays,' it's 'Stressed' and 'Sick.'

The critical step of thoroughly rinsing the waving lotion from the hair while it is still wound on perm rods, after the desired curl pattern has formed and before applying the neutralizer, to halt the chemical reduction process.

• Removes reducing agent.
• Stops chemical action.
• Prevents over-processing.
• Prepares hair for neutralization.

Memory trick: Rinse to Rescue, Release the Reagent!

Products used before a color service, especially when going darker on porous or lightened hair, to replace missing underlying pigment and equalize porosity for even color absorption.

• Used to restore missing warmth (red/orange/yellow)
• Equalizes porosity for even color deposit
• Prevents dull, muddy, or greenish results
• Applied before the final color application

Memory trick: Porous hair 'P're-pigment 'P'revents 'P'roblems

Conditions on the client's scalp, such as abrasions, cuts, irritation, or infection, that prohibit the performance of any chemical hair service due to safety risks.

• Client safety is paramount.
• Prevents chemical burns.
• Avoids infection risk.
• Requires rescheduling until healed.

Memory trick: When the scalp is red, the chemicals are dead.

A two-step hair coloring service that involves lightening the hair to the desired underlying pigment, then toning it to achieve the final desired shade.

• Achieves significant lift (e.g., from dark to light blonde)
• Step 1: Lighten to desired underlying tone (e.g., pale yellow for blonde)
• Step 2: Apply toner to neutralize unwanted tones and create final color
• Requires careful monitoring to prevent damage

Memory trick: LIGHTEN, RINSE, then TONE to perfection.

A color pre-treatment process where missing underlying warm tones (red, orange, or gold) are reintroduced into lightened or porous hair before applying a darker target color, to ensure an even, natural-looking result and prevent undesirable cool or greenish tones.

• Used when going from light to significantly darker.
• Replaces missing warm underlying pigment.
• Prevents dull, flat, or greenish results.
• Applied before the final target shade.

Memory trick: Light to Dark: Don't Forget to Fill the Foundation!

Perms with a pH between 9.0 and 9.6 that use ammonium thioglycolate. They process at room temperature and are ideal for resistant or coarse hair.

• High pH (9.0-9.6)
• Process at room temperature (cold perms)
• Strong curl pattern, good for resistant hair
• Can cause more damage if not used correctly

Memory trick: Alkaline perms are like a strong ALKALI for resistant hair.

Thio relaxers chemically straighten hair by breaking and then reforming the hair's disulfide bonds.

• Uses ammonium thioglycolate
• Requires a neutralizer to reform bonds
• Compatible with some permanent waves (carefully)

Memory trick: Thio breaks the 'tie' (disulfide) then 'ties' it back straight.

The step in permanent waving where the hair is thoroughly rinsed with warm water after processing the waving lotion, but before applying the neutralizer.

• Removes waving lotion chemicals.
• Prevents over-processing.
• Prepares hair for neutralizer.

Memory trick: Waving lotion works, then rinse well, neutralize and set the curl.

The process of rehabilitating chemically damaged hair, primarily through the use of protein-based treatments, to rebuild its internal structure and improve elasticity and strength.

• Focus on internal repair.
• Protein treatments are key.
• Improves elasticity and strength.
• Prepares hair for future services.

Memory trick: Brittle hair needs protein, dry hair needs moisture, dull hair needs shine.

For hair with low elasticity, use larger perm rods for a looser curl and a milder waving lotion to minimize damage.

• Low elasticity = compromised hair strength
• Gentler chemicals and less tension are key
• Test strand is crucial

Memory trick: Low elasticity needs 'Large' rods and 'Light' lotion to avoid a 'Loose' outcome.

The critical step in a double-process lightening service where all lightener is thoroughly rinsed from the hair and shampooed after achieving the desired lift, before applying toner.

• Halts lightening action.
• Removes all chemical residue.
• Prepares hair for toning.
• Prevents damage from over-processing.

Memory trick: Lighten, then rinse, then tone, then style.

A procedure performed during chemical relaxing to assess the hair's processing level and elasticity, preventing over-processing.

• Monitors hair's response to relaxer
• Checks for desired relaxation and elasticity
• Prevents over-processing and breakage
• Involves stretching a few strands of hair

Memory trick: Strand tests 'S'ave 'T'resses 'R'eally 'A'nd 'N'ever 'D'amage.

A hair condition where the cuticle layers are raised or damaged, allowing for rapid absorption of moisture and chemicals, but also rapid moisture loss, often leading to a rough, dull, and brittle texture.

• Raised cuticle.
• Absorbs moisture quickly.
• Loses moisture quickly.
• Rough texture, dull appearance.

Memory trick: Low is tight, normal is balanced, high is open and thirsty.

Before coloring lightened hair darker (tint back), apply a protein filler to replace missing underlying pigments and equalize porosity for even, natural-looking results.

• Addresses missing red/orange/yellow pigments
• Prevents dull, muddy, or greenish tones
• Equalizes porosity for even absorption

Memory trick: Tint back needs 'Protein' to 'Pre-pigment' for perfection.

The systematic order of applying chemical relaxer to previously untreated hair, starting with the most resistant areas and avoiding the scalp and fragile hair until last.

• Start with most resistant hair.
• Avoid scalp and hairline until last.
• Scalp heat accelerates processing.
• Ensures even processing.

Memory trick: Nape to crown, avoiding the hot spots.

No-lye relaxers primarily use guanidine hydroxide as their active ingredient, offering a milder alternative to lye relaxers.

• Less irritating to scalp than lye
• Requires mixing of two components
• Can be more drying to hair

Memory trick: No-lye has 'Guan' (one) ingredient, not 'Sodium' (two-part lye).

For virgin hair, apply lightener to the mid-shaft first, then ends, then scalp, to ensure even lift due to natural processing variations.

• Mid-shaft is most resistant
• Scalp processes faster due to heat
• Ends can be more porous

Memory trick: Mid-shaft first, like the middle of a marathon needs the most effort.

A preliminary test performed on a small section of hair to determine its processing time, elasticity, and desired curl pattern before applying permanent waving solution to the entire head.

• Essential for chemically treated or damaged hair.
• Helps prevent over-processing and damage.
• Confirms the hair's ability to hold a curl.

Memory trick: Pre-Perm Probe: Protect, Predict, Perform.

The process of thoroughly and evenly applying waving solution to all hair strands wound on perm rods, ensuring consistent chemical penetration and processing.

• Crucial for even curl pattern
• Insufficient saturation leads to weak or inconsistent curls
• Excessive saturation can lead to dripping and irritation
• Requires careful application to each rod

Memory trick: Even SATURATION makes a perfect CURL revelation.

When hair lightener is exposed to air and loses its moisture, causing its chemical reaction to cease or become significantly less effective, leading to uneven lightening.

• Lightener requires moisture to remain active
• Drying stops the lifting process
• Results in uneven or spotty lightening
• Can be prevented by proper application, saturation, and covering

Memory trick: Dry lightener means NO more LIFT.

Immediate actions taken when a client experiences adverse reactions, such as burning or irritation, during a chemical relaxer service, prioritizing client safety and preventing severe injury.

• Stop processing immediately.
• Rinse thoroughly with cool water.
• Assess scalp condition.
• Seek medical attention if severe.

Memory trick: Burn Blazes? Blast with H2O!

The strength of hydrogen peroxide in a developer, which determines the amount of lift (lightening) it provides when mixed with hair color or lightener.

• 10 Volume: 1 level of lift
• 20 Volume: 1-2 levels of lift (standard for permanent color)
• 30 Volume: 2-3 levels of lift
• 40 Volume: 3-4 levels of lift

Memory trick: 20 'V'olume 'V'alues 'T'wo 'L'evels

A critical safety procedure performed 24-48 hours before a chemical hair service (especially coloring) to check for client allergies to product ingredients, by applying a small amount of product to a discreet area of skin.

• Required for all clients, especially with history of allergies.
• Must be performed 24-48 hours in advance.
• Checks for allergic reactions (redness, itching, swelling).
• Protects client and barber from liability.

Memory trick: Allergy Alert! Always Apply Patch!

Swelling or leaking foils during lightening usually indicate an overly strong lightener mixture or application to overly damp hair, leading to excessive heat and gas production.

• Exothermic reaction
• Can lead to scalp burns or hair damage
• Always follow manufacturer instructions

Memory trick: Swelling foils mean 'Strong' mix or 'Soaked' hair.

A test performed 24-48 hours prior to a hair coloring service to determine if a client has an allergic reaction to the aniline derivatives (dyes) in the product.

• Required by manufacturers and often state boards
• Applied to a small, inconspicuous area of skin (e.g., behind ear, inner elbow)
• Positive reaction: redness, swelling, burning, itching, blisters
• Positive reaction means the service must be refused

Memory trick: PATCH test POSITIVE? REFUSE the color, or risk a disaster.

The essential step of thoroughly rinsing all lightener product from the hair with cool to lukewarm water once the desired level of lift is achieved, to halt the chemical process and prevent further damage.

• Stops chemical reaction.
• Prevents over-processing and damage.
• Prepares hair for toning/coloring.
• Use cool to lukewarm water.

Memory trick: Lighten's Done? Drench and Depart!

Hydrogen peroxide (developer) in permanent hair color serves to oxidize and lighten natural melanin, and to activate and develop the artificial dye molecules within the hair cortex.

• Oxidizing agent.
• Lifts natural pigment.
• Develops artificial color molecules.
• Essential for permanent color.

Memory trick: Ammonia opens, Developer lifts and colors, Color transforms.

A 'no-lye' chemical relaxer that is a two-component mixture, typically containing calcium hydroxide and guanidine carbonate, which combine to form guanidine hydroxide. They are less irritating to the scalp than lye relaxers.

• Active ingredient: Guanidine Hydroxide (formed on mixing)
• Classified as 'no-lye' relaxers
• Less irritating to scalp than sodium hydroxide
• Can be more drying to hair, requires good conditioning

Memory trick: Lye is for strong, GUANIDINE is 'NO-LYE' strong.

The process of using a complementary color from the color wheel to cancel out or diminish an unwanted blue-violet tone in hair, typically using a yellow-based product.

• Based on the color wheel theory
• Yellow neutralizes violet/blue-violet
• Orange neutralizes blue
• Red neutralizes green

Memory trick: Blue-Violet's foe is YELLOW, making hair mellow.

Hair color products formulated to provide maximum gray coverage by penetrating the hair cortex, lifting natural pigment, and depositing artificial pigment that permanently alters the hair's color.

• Provides 100% gray coverage.
• Requires developer (peroxide).
• Permanent, does not wash out.
• Can lift and deposit color.

Memory trick: Permanent: Powerfully Paints and Prevents Gray.

A perm neutralizer stops the waving lotion's action and reforms disulfide bonds, locking the new curl pattern.

• Typically contains hydrogen peroxide or sodium bromate
• Re-hardens the hair
• Essential for lasting curl pattern

Memory trick: Neutralizer 'stops' the perm and 'locks' the curl.

For PPD allergies, choose permanent hair colors specifically labeled 'PPD-free,' as they use alternative dye ingredients to reduce allergic reactions.

• PPD is a common oxidative dye allergen
• PPD-free options use other derivatives like Toluene-2,5-Diamine Sulfate (TD or PTD)
• Always perform a patch test, even with 'PPD-free' products

Memory trick: 'PPD-Free' is the 'P'erfect 'P'rotection for 'P'eople with 'P'roblems.

The use of the complementary color blue to counteract and neutralize unwanted orange undertones in hair, typically after a lightening service.

• Color theory application.
• Blue neutralizes orange.
• Used in toners.
• Achieves cooler, more balanced results.

Memory trick: Red-green, blue-orange, yellow-violet, opposites attract to cancel.

Permanent waving solutions with a high pH (9.0-9.6) that use ammonium thioglycolate as the primary reducing agent, specifically formulated to penetrate the tightly packed cuticle of resistant, coarse, or strong hair types to create firm, lasting curls.

• High pH (9.0-9.6).
• Uses ammonium thioglycolate.
• Strongest perm type.
• Best for resistant, coarse, or strong hair.

Memory trick: Resistant Hair? Reach for Robust, Really Radical Solutions!

The process of reintroducing missing underlying warm pigments (red/orange) into previously lightened hair before applying a darker target color, to ensure an even, natural, and vibrant result.

• Used when going darker on lightened hair
• Replaces missing red/orange pigments
• Prevents dull, muddy, or greenish results
• Often involves a semi-permanent or demi-permanent red/orange shade

Memory trick: Tinting 'B'ack 'R'equires 'R'ed 'O'r 'O'range 'F'iller

The technique for applying a chemical relaxer to hair that has not been previously relaxed, starting with the mid-shaft, then the ends, and finally the scalp area to ensure even processing and prevent damage.

• Mid-shaft first (strongest part).
• Ends second (often more porous).
• Scalp last (heat accelerates processing).
• Prevents over-processing and scalp irritation.

Memory trick: Mid-Shaft's Mighty, Ends are Easy, Scalp is Speedy!

The diameter of the perm rod, which directly dictates the size and tightness of the resulting curl or wave.

• Larger rods create looser waves/curls.
• Smaller rods create tighter waves/curls.
• Rod size is a primary factor in perm outcome.

Memory trick: Big rod, big wave; small rod, a tight weave!

A non-surgical hair replacement method involving the attachment of a hair system (e.g., toupee, wig) to the scalp using specialized adhesives or tapes.

• Non-surgical solution for hair loss.
• Uses medical-grade adhesives/tapes.
• Provides a secure and natural-looking attachment.

Memory trick: For hair loss, bonding's the boss, no surgical cross!

Hair with raised or open cuticles, allowing moisture and chemicals to be absorbed quickly but also lost rapidly, leading to dryness, dullness, and potential damage.

• Feels rough, often tangles easily.
• Absorbs products and water very fast.
• Prone to frizz and dryness.

Memory trick: Porosity's a door, how open and more.

Techniques used to visually elongate a round face shape by adding height at the crown and minimizing width at the sides.

• Aims to create an oval illusion.
• Height at crown is key for length.
• Avoids excessive width at temples/cheeks.

Memory trick: Round needs crown, to turn it around.

Techniques used in haircutting to minimize the visual impact of a cowlick, a section of hair that grows in a different direction than the rest, often creating a swirl or stand-up effect.

• Often found at the crown or hairline.
• Best managed by leaving hair longer or styling with its natural direction.
• Cutting too short can make it more prominent.

Memory trick: Cowlicks can be tamed, not always shorn.

Conditions or circumstances that make shaving inadvisable or unsafe, typically due to skin infections, open wounds, or severe irritation.

• Protects client from exacerbated conditions.
• Prevents spread of infection.
• Ensures barber's safety and professional integrity.

Memory trick: Skin Compromised, Service Denied.

The hair's ability to absorb moisture; determined by the condition of the cuticle layer.

• High porosity: raised cuticles, absorbs quickly, often dry/damaged.
• Low porosity: flat cuticles, resists moisture, takes longer to process.
• Normal porosity: balanced absorption, healthy hair.

Memory trick: Porous hair drinks water fast, its dry state won't last!

A haircutting technique used to create a soft, rounded effect at the hair ends, often for flipped-out or curled-under styles.

• Involves cutting hair at an angle.
• Removes bulk and creates a curved line.
• Adds movement and softness to the ends.

Memory trick: Beveling makes hair ends beautifully curved.

Hair elasticity is the hair's ability to stretch and return to its original length without breaking. Low elasticity indicates damaged or weakened hair prone to breakage.

• Ability to stretch and return.
• Indicates hair strength/health.
• Low elasticity = prone to breakage.
• Wet hair test is common.

Memory trick: Hair's true tale, its health and traits, without fail.

Haircutting technique where hair is held straight out from the head (perpendicular to the scalp) and cut, resulting in uniform layers and maximum volume.

• Creates uniform layers.
• Removes weight from the interior.
• Achieves maximum volume and lift.

Memory trick: Elevate the hair, shape the style, with precision and flair.

Haircutting or styling lines that are rounded or arched, used to soften angular facial features and create a gentle appearance.

• Create a soft, rounded effect.
• Contrast with sharp, angular features.
• Can add movement and flow to a style.

Memory trick: Curved lines cleverly cancel corners.

The correct order of steps taken to prepare a client's face and beard for a comfortable and close shave, minimizing irritation.

• Cleansing is first.
• Hot towels soften hair and open pores.
• Lather provides lubrication and lifts hair.

Memory trick: Clean, Steam, Lather, Shave, Tone, Moisturize, Repeat.

Haircutting techniques specifically designed to create the illusion of density and volume for fine, thin hair.

• Aims to retain weight at the perimeter.
• Avoids excessive texturizing or high layering.
• Often involves blunt cutting or heavy graduation.

Memory trick: Fine hair's plight, needs perimeter might!

A bacterial infection of the hair follicles in the beard area, characterized by pus-filled bumps. Barbers must refuse service and refer to a physician.

• Bacterial infection of follicles.
• Pus-filled bumps.
• Requires medical referral.
• Service must be refused.

Memory trick: Skin concerns mean shave postpones, for health and safety zones.

The critical practice of maintaining a uniform angle and projection of the comb from the head during clipper-over-comb to ensure an even and precise haircut.

• Ensures even length and smooth blends.
• Prevents uneven patches and lines.
• Requires practice and steady hand control.

Memory trick: Comb's Angle, Cut's Gamble.