Cosmetology Practice Test Review

These flashcards cover key concepts from the cosmetology practice tests, focusing on various topics such as infection control, general science, chemistry, electricity, hair structure, haircutting, chemical services, haircolor, skin & makeup, nails, and salon business.

What is the highest level of decontamination?

Sterilization

EPA-registered disinfectants must be effective against what group?

Pathogens

What do you do first when blood exposure occurs?

Stop service and glove up

What is the purpose of a SDS?

Chemical safety information

When should tools be disinfected?

After each client

What is the basic unit of life?

Cell

Which tissue supports, protects, and binds?

Connective tissue

The nervous system is responsible for what?

Coordination and communication

What type of muscle is voluntary?

Striated or skeletal muscle

What’s the function of the liver in detoxification?

Filters toxins

What is the pH of hair?

4.5-5.5

Alkaline products cause the hair to do what?

Swell or soften

What type of reaction is oxidation?

Loss of electrons

What does an emulsifier do?

Binds oil and water

A substance that cannot be broken down is a ___.

Element

What type of current is used in most salons?

Alternating current

A conductor allows what?

Electrical flow

Grounding protects against what?

Shock

What do circuit breakers prevent?

Overload

What is measured in watts?

Power usage

The outermost layer of the hair is the ___.

Cuticle

Porosity refers to the hair’s ability to absorb ___.

Moisture

The cortex determines what?

Strength and color

Elasticity is the ability to ___.

Stretch and return

Density describes the number of hairs per ___.

Square inch

A guideline is used to establish what?

Length and shape

Elevation creates what?

Layers

Zero-degree cuts produce what shape?

Blunt shape

Overdirection creates what effect?

Length or weight shift

The term “distribution” refers to what?

How hair is combed

Perms break what bonds?

Disulfide bonds

Neutralizer does what?

Rebuilds bonds

Sodium hydroxide relaxers are also called what?

Lye relaxers

What determines processing time in perms?

Hair condition

Where should perm solution never be applied directly?

Scalp

What is level in haircolor?

Lightness or darkness

What reveals underlying pigment?

Lightening

What volume developer is standard for permanent color?

20 volume

Toners are used to create what?

Tone adjustment

What does “lift” mean?

Lighten natural pigment

What is the largest organ of the body?

Skin

Which layer contains nerves and blood vessels?

Dermis

A comedo is what?

Clogged follicle

Foundation creates what?

Even complexion

What is the living skin at the base of the nail?

Cuticle

Onychophagy is ___?

Nail biting

Nail disease requires what action?

Referral

Acrylic nails cure through what process?

Polymerization

Quats stand for what?

Quaternary ammonium compounds

The weakest form of decontamination is ___.

Sanitation

How long must tools stay immersed in disinfectant?

Full manufacturer time

What do spores do during unfavorable conditions?

Become dormant

Nonpathogenic bacteria perform what function?

Helpful functions

What bone forms the forehead?

Frontal bone

What muscle closes the eyelid?

Orbicularis oculi

What branch of the nervous system controls involuntary actions?

Autonomic nervous system

What is the fluid that circulates nutrients?

Lymph

What are the primary types of blood vessels?

Arteries, veins, capillaries

What does a filler replace?

Missing pigment

Demi-permanent lasts how long?

4-6 weeks

What developer is used for maximum lift?

40 volume