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What is a convex profile
A lower jaw/chin than the nose
What is the natural pH of hair?
4.5-5.5
What face looks best with a curved part?
Receding hairline/big forehead
What is the cutting line?
The angel fingers are held when cutting the end shape
What are PPE’s?
Specialized equipment or clothing, worn for protection against a hazard.
What angle should you open your shears to clean them?
90 degrees
What is porosity?
Hairs ability to absorb moisture
What is a hackle?
A board of upright nails that help extensions blend and detangle.
What type of lines are used to emphasize or minimize facial features?
Diagonal
After cleaning, how should a wig dry?
Drying rack
What is pityriasis?
The condition where excessive production and accumulation of skin cells
What type of bacteria is transmitted in the air, dust, or settled substance?
Cocci
What does your ‘holding hand’ do while cutting hair?
Holds the hair in place to maintain control
What unit measures the resistance of an electric current?
Ohm
What do open center curls produce?
Uniform curls
What ingredient in products help treat dry scalp?
Emoillients
What is used to help protect the skin and scalp during hair relaxing?
base cream
What is the stem section of a pin curl?
The section between the base and first arc of the circle that gives the curl its direction and movement.
Generally, which type of hair contains a medulla?
Thick, coarse hair
What does pH represent in quantity?
Hydrogen
How far away from the scalp should virgin applications be applied?
1/4-1/2 inch
What is a basic perm wrap called?
Straight set wrap
What is impetigo?
A contagious bacterial skin infection characterized by weeping lesions.
What is a block?
Head-shaped form, used to secure a wig for fitting, coloring, and styling.
What is a keloid?
A thick scar resulting from excessive growth of fibrous tissue.
What is money that is invested in a business called?
Captial
During what phase of hair growth, is new hair produced?
Anagen
What perm wrapping method has the most control over the ends of the hair?
Double flat wrap
What are cascade curls?
Pin curls that create height in a hairstyle
What is contact dermatitis?
Inflammation of the skin, caused by touching certain chemicals/substances.
Peptide bonds are what type of bonds?
End bonds
What type of comb should you use for separating curly hair?
Double-toothed comb
What is binary fission?
The process of bacteria diving into two cells
When making the rolling movement with your thermal iron, what should you use?
Only your fingers
What is the outermost layer of the hair?
Cuticle
What is a compound?
A chemical combination of two or more atoms of different elements, in definite proportion.
What is fragilitas crinium?
The technical term for brittle hair
What is another word for back brushing?
ruffing
When hydroxide chemical hair relaxers break disulfide bonds, what do they convert to?
Lanthionine bonds
What are aniline derivates?
Uncolored dye precursors
What gland secretes sebum?
Sebaceous
What are common shampoo additives?
Oils, proteins, preservatives, foam enhancers and perfumes.
What is the nucleus?
The dense, active, protoplasm found in the center of the cell.
When cutting straight hair how much tension should you use?
Maximum tension
When cutting curly hair how much tension should you use?
Minimal tension
Which agent culture was the first to cultivate beauty extravagantly?
Egyptians
How is base placement for a perm determined?
Angle the hair is wrapped at
How long should hot rollers be in the car?
10 minutes
What is a normalizing lotion?
Conditioners with acidic pH that condition the hair, and restore its natural pH.
What is a classic styling brush?
A half-round, rubber based, heat resistant brush with nylon brittles, used for smoothing and untangling.
What is keratinization?
The maturing process of the hair
What are fillers used for?
Used to equalize porosity, and deposit color in one application.
What does miscible mean?
When two liquids can be mixed together to form stable solutions.
What is Japanese thermal straightening?
Straightening using a thin relaxer and flat iron.
When cutting hair, what is the weight line?
Where the ends of the hair hang together.
What temp of water should you cleanse your implements with?
Warm water
What is tines favosa?
Dry, sulfur-yellow, cupcake crusts on the scalp.
What are developers average pH
2.5 - 4.5
What are the three types of side bonds of the cortex?
salt, hydrogen, and disulfide bonds
When are transitional lines used in haircutting?
Texturizing and blending
Where does the majority of the hairs weight come from?
The cortex
What is the panel of hair a roller is placed on called?
The base
What type of hair color is best used on gray hair?
Permanent
What is petrissage?
Kneading movement by lifting, squeezing, and pressing the tissue.
As a booth renter, was are your social security taxes?
Double that of an employee
What is the best type of perm for damaged hair?
true acid wave
What is a soft curl permanent?
Combo of thio relaxers and thio permanents, used to make existing curls bigger and looser.
What type of side bond can be broken by heat and water?
Hydrogen bond
What is the direction massage movement should be in?
Insertion of the muscle towards its origin.
What are true acid waves pH?
4.5-7.0
What is the ulna?
The inner, larger bone of the forearm. Attached to the wrist, located on the side of the pinky finger.
What is the bone on the back of the head?
The occipital bone
What side bond must be broken in order to change the wave pattern of the hair?
The cortex
What is another word for teasing?
Back combing
What is cell tissue?
A collection of similar cells that perform a particular function.
What is the widest area of the head, starting at the temples?
Parietal ridge
What is the hair wrapped around the roller called?
Circle
For half off-base placement, what angle the hair wrapped at?
90 degrees
What is the final phase of the hair cycle?
Telogen
What is the largest, strongest bone in the face?
Mandible
What should you do if one of the tips is missing from your vent brush?
Discard the brush
What is the muscular system?
The body system that covers, shapes, and holds the skeletal system in place.
What nervous system carries messages to the central nervous system?
Peripheral
How are salt bonds broken?
Changes in pH
What is tertiary color?
Results of mixing equal parts of a SECONDARY color, and its neighboring PRIMARY color.
Peptide bonds are also known as?
End bonds
What gives the hair the majority of its strength and elasticity?
The cortex
What is the sternocliedomastoideus?
The muscle in the neck that lowers and rotates the head.
What is the ferrule?
The metal part that holds the brush intact.
What are the three classifications of pathogenic bacteria?
Cocci, bacilli, & spirilla
When hydroxide chemical hair relaxers break disulfide bonds, what do they convert to?
Lanthionine bonds
What is the study of hair called?
Trichology
Hair is appoximetlely 90% what?
Protien
What is the part of the hair that is located above the epidermis?
The hair shaft
What does the dermal papilla do?
Supplies nutrients needed for hair to grow.
What is vellus hair?
Short, thin, un-pigmented hair
For color resistant gray hair, what should a stylist use?
A level 7 or deeper formula
What is the effect of the oxidation process, when hair color is applied to the hair?
It decolorizes the natural melanin of the hair.
What is the purpose of adding ammonia to hair color?
Makes the hair color more alkaline, which is necessary to change the natural hair color.
Demi-permanent hair color is an example of?
Oxidative hair color
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