COSMETOLOGY STATE BOARD PRACTICE TEST 2026
QUESTIONS AND ANSWERS – A+ GRADED WITH
EXPERT SOLUTIONS
Corrugations
Nail disorder - Horizontal wavy ridges caused by uneven growth due to illness or
injuries.
Furrows
Nail disorder - vertical lines down the nail plate caused by nutrition, injury or illness.
Leukonychia
White spots on the nail caused by injury to the base of the nail
Onychorrhexis
Split or brittle nails caused by injury, careless filing, vitamin deficiencies, illness, and
frequent exposure to strong chemicals.
Hang Nails
Caused by dry cuticle and carelessness in removing the cuticle
,Onychomycosis Unguium
Nail fungus caused by a parasite. very contagious
Onychocryptosis
Ingrown nail caused by filing the nail too much, or tight fitting shoes.
Verruca
Warts caused by infectious virus
Onycholysis
lifting of the nail without shedding
5 Basic Nail Shapes
squoval, round, oval, pointed, square
Toner
used on pre-lightened hair to achieve pale and delicate colors after decoloring
Conditioning filler
, protein conditioner that will equalize porosity and fill the holes
Color filler
used to replace the missing primary colors
Oxidative
Demi- permenant and permenant color
Non-oxidative color
temporary - physical change only. Semi-permanent.
Double process blonde
decolorizing and toning
What affects lightener working time?
Melanin - the more there is the longer the process. Scalp processes faster because of
body heat
Lift
lightening by breaking up the melanin to decolorize hair
QUESTIONS AND ANSWERS – A+ GRADED WITH
EXPERT SOLUTIONS
Corrugations
Nail disorder - Horizontal wavy ridges caused by uneven growth due to illness or
injuries.
Furrows
Nail disorder - vertical lines down the nail plate caused by nutrition, injury or illness.
Leukonychia
White spots on the nail caused by injury to the base of the nail
Onychorrhexis
Split or brittle nails caused by injury, careless filing, vitamin deficiencies, illness, and
frequent exposure to strong chemicals.
Hang Nails
Caused by dry cuticle and carelessness in removing the cuticle
,Onychomycosis Unguium
Nail fungus caused by a parasite. very contagious
Onychocryptosis
Ingrown nail caused by filing the nail too much, or tight fitting shoes.
Verruca
Warts caused by infectious virus
Onycholysis
lifting of the nail without shedding
5 Basic Nail Shapes
squoval, round, oval, pointed, square
Toner
used on pre-lightened hair to achieve pale and delicate colors after decoloring
Conditioning filler
, protein conditioner that will equalize porosity and fill the holes
Color filler
used to replace the missing primary colors
Oxidative
Demi- permenant and permenant color
Non-oxidative color
temporary - physical change only. Semi-permanent.
Double process blonde
decolorizing and toning
What affects lightener working time?
Melanin - the more there is the longer the process. Scalp processes faster because of
body heat
Lift
lightening by breaking up the melanin to decolorize hair
