Hydrogen Peroxide is a type of: a. disinfectant
b. physical agent c. sterilizer
d. antiseptic - Correct answer-d. antiseptic
For the optimal level of
... [Show More] disinfection, the best choice would be: a. 50 to 60% isopropyl alcohol
b. detergent
c. a hospital-level disinfectant
d. an antispetic - Correct answer-c. a hospital-level disinfectant
The group of disinfectants that are toxic and caustic and cause rubber and plastic materials to soften is:
a. quats
b. antiseptics
c. 60% isopropyl alcohol
d. phenols - Correct answer-d. phenols
When salt is dissolved in water, the salt is the: a. solvent
b. solute c. solution
d. strength - Correct answer-b. solute
Before you disinfect a brush, comb, shears, or other tool, you should: a. rinse it with water
b. wash it with soap and hot water c. wipe it with a clean cloth towel
d. wipe it with a fresh paper towel - Correct answer-b. wash it with soap and hot water
Towels and other linens should be sanitized after use by:
a. washing in hot water and weak quat solution
b. washing in hot water and detergent and bleach
c. complete immersion in an EPA-registered disinfectant
d. complete immersion in Lysol solution - Correct answer-b. washing in hot water with detergent and bleach
A Material Safety Data Sheet contains: a. product prices
b. warranty information
c. a list of product suppliers
d. ingredients, hazards, and other product information - Correct answer-d. ingredient, hazards, and other product information
In a work environment where toxic substances are used, the employer must post a notice of specific workers rights, which is called:
a. a Right-to-Know notice b. MSDS
c. Universal Precautions
d. Hazard Communication Rul - Correct answer-a. a Right-to-Know notice
The process of destroying all living organisms on an object or surface is: a. disinfection
b. sanitation
c. decontamination
d. sterilization - Correct answer-d. sterilization
The sanitizing agents used most often in barbershops are: a. chemical disinfectants
b. autoclaves c. antiseptics
d. electric sanitizers - Correct answer-a. chemical disinfectants
To prepare 1:1000 quat solution, mix a gallon of water with: a. 1 ounce of quat solute
b. 2 ounces of quat solute c. 1/2 ounce of quat solute
d. 1/4 ounce of quat solute - Correct answer-d. 1/4 ouce of quat solute
Inorganic substances include: a. pesticides
b. coal
c. plastics
d. minerals - Correct answer-d. minerals
Chemical combinations of two or more atoms of different elements are: a. elemental molecules
b. compound molecules c. physical mixtures
d. compound atoms - Correct answer-b. compound molecules
Physical properties:
a. are determined with a chemical reaction
b. involve a chemical change in a substance's identity c. include melting and boiling points
d. include the change of iron to rust - Correct answer-c. include melting and boiling points
Permanent haircolor creates a:
a. chemical change b. physical change c. elemental change
d. compound change - Correct answer-a. chemical change
Hard water can be softened by distillation or by the use of: a. sodium carbonate
b. sodium chloride c. magnesium salts
d. calcium salts - Correct answer-a. sodium carbonate
Only aqueous (water) solutions have: a. hydrogen
b. pH
c. oxygen
d. surfactants - Correct answer-b. pH
Compared to skin and hair, water is:
a. the same pH
b. 10 times more acidic c. 100 times more acidic
d. 100 times more alkaline - Correct answer-d. 100 times more alkaline
Solutions with a pH below 7.0:
a. contract and harden the hair b. taste bitter
c. feel slippery
d. turn litmus paper from red to blue - Correct answer-a. contract and harden the hair
Solutions with a pH above 7.0:
a. tighten the skin
b. soften and swell the hair
c. turn litmus paper from blue to red
d. taste sour - Correct answer-b. soften and swell the hair
Oxidation and reduction are referred as: a. dimineralization
b. redox reactions c. distillation
d. ionization - Correct answer-b. redox reactions
Dissolving a solid, liquid, or gas in another substance produces a/an:
a. solution
b. compound c. surfactant
d. emulsion - Correct answer-a. solution
Mayonnaise is a type of:
a. solution
b. compound c. emulsion
d. surfactant - Correct answer-c. emulsion
Cleansing lotions differ from cleansing creams in that lotions: a. are usually oil-based
b. are heavier
c. are usually water-based
d. are harsher on the skin - Correct answer-c. are usually water-based
Depilatories remove superfluous hair by:
a. pulling it out of the follicle
b. dissolving it down to the root c. cutting it at the skin line
d. dissolving i at the skin line - Correct answer-d. dissolving it at the skin line
The hair root is the portion of the hair that:
a. encloses the follicle b. fits into the hair bulb
c. nourishes the entire hair
d. is enclosed within the follicle - Correct answer-d. is enclosed within the follicle
The hair follicle:
a. encases the hair shaft
b. can contain only one hair
c. runs straight down into the skin
d. surrounds the dermal papilla - Correct answer-d. surrounds the dermal papilla
The lower part of the hair root that covers the dermal papilla is the: a. hair follicle
b. hair bulb c. cortex
d. arrector pili - Correct answer-b. hair bulb
The sebaceous glands secrete: a. keratin
b. nutrients c. hormones
d. sebum - Correct answer-b. sebum
Ninety-one percent of hair is made up of: a. vitamins
b. oils
c. carbon
d. protein - Correct answer-d. protein
The elements in human hair, skin, and nails are sulfur, carbon, oxygen, hydrogen, and: a. iron
b. sulfur c. oxygen
d. hydrogen - Correct answer-a. iron
Of the five elements that make up human hair, the element that comprises the highest percentage is:
a. carbon b. sulfur c. oxygen
d. hydrogen - Correct answer-a. carbon
Amino acids are joined end-to-end by: a. sulfur bonds
b. peptide bonds c. hydrogen bonds
d. side bonds - Correct answer-b. peptide bonds
Peptide or end bonds are:
a. the weakest chemical bonds in the cortex b. strong physical bonds
c. weak physical bonds
d. the strongest chemical bonds in the cortex - Correct answer-d. the strongest chemical bonds in the cortex
When peptide bonds are broke, they:
a. cannot be formed again b. can be made stronger
c. can be repaired with alkaline solutions
d. can be formed with conditioners - Correct answer-a. cannot be formed again
Eumelanin in the hair provides:
a. red through light blond colors b. neutral tones
c. brown and black colors
d. gray tones - Correct answer-a. red through light blond colors
Melanin pigment is found in the:
a. cortex b. medulla c. cuticle
d. pith - Correct answer-a. cortex
The greatest average number of hairs on the head is found on people with natural: a. black hair
b. brown hair c. blond hair
d. red hair - Correct answer-c. blond hair
Hair growth is stimulated by:
a. shaving b. trimming
c. applying ointments
d. none of the above - Correct answer-d. none of the above
A cowlick is:
a. a wave pattern
b. a tuft of hair standing straight up c. hair in circular pattern
d. hair flowing in the same direction - Correct answer-b. a tuft of hair standing straight up
Alopecia areata is characterized by:
a. a horseshoe-shaped fringe of hair b. hair falling out in round particles c. slow, gradual hair loss
d. miniaturization of terminal hair - Correct answer-b. Hair falling out in round patches
Pityriasis is the technical term for: a. hair loss
b. itch mites c. ringworm
d. dandruff - Correct answer-d. dandruff
Tinea sycosis is a fungal infection that:
a. primarily affects the scalp b. has a peculiar, musty odor
c. occurs chiefly over the bearded area
d. is associated with sulphur-yellow crusts - Correct answer-c. occurs chiefly over the bearded area
The technical term for a boil is: a. furuncle
b. vesicle
c. canities
d. verruca - Correct answer-a. furuncle
The condition referred to as "razor bumps" is:
a. tinea sycosis b. funucles
c. carbuncles
d. pseudofolliculitis barbae - Correct answer-d. psdeudofolliculitis barbae
Clients who can be treated in the barbershop include those with: a. tinea
b. sycosis vulgaris c. hypertrichosis
d. scabies - Correct answer-c. hypertrichosis
Acidic solutions applied to the hair:
a. swell the cuticle b. soften the cuticle c. expand the cuticle
d. harden the cuticle - Correct answer-d. harden the cuticle
Alkaline solutions applied to the hair:
a. swell the cuticle b. shrink the cuticle
c. constrict the cuticle
d. strip the cuticle - Correct answer-a. swell the cuticle
The tail of a surfactant molecule repels: a. water
b. dirt
c. debris
d. oil - Correct answer-a. water
Sodium lauryl sulfate and sodium laureth sulfate are commonly used detergents known as:
a. cationics b. nonionics
c. ampholytes
d. anionics - Correct answer-D. Anionics
Plain shampoo should not be used on: a. normal hair
b. hair in good condition c. color-treated hair
d. curly hair - Correct answer-c. color-treated hair
Mineral buildup in the hair can be effectively removed by cleansing with: a. moisturizing shampoo
b. clarifying shampoo c. medicated shampoo
d. balancing shampoo - Correct answer-b. clarifying shampoo
Shampoos containing special chemicals or drugs for the treatment for dandruff are: a. therapeutic medicated shampoos
b. balancing shampoos c. powder shampoos
d. conditioning shampoos - Correct answer-a. therapeutic medicated shampoos
When hair is so badly damaged that normal protein conditioners cannot improve it, a product that may be effective is:
a. scalp conditioner
b. leave-in conditioner c. instant conditioner
d. synthetic polymer conditioner - Correct answer-d. synthetic polymer conditioner
Haircutting capes are made of nylon, cotton, or synthetic materials, which: a. are waterproof
b. shed wet and dry hair more effectively c. are less expensive than plastic
d. keep the client warm - Correct answer-b. shed wet and dry hair more effectively
To perform an appropriate and effective shampoo, the barber must: a. read product labels
b. perform a hair and scalp analysis
c. follow the manufacturer's instructions
d. all of the above - Correct answer-d. all of the above
Powder dry shampoo is removed from the client's hair with: a. a brush
b. a barber comb c. a towel
d. wet cotton balls - Correct answer-a. a brush
Scalp preparations for dry hair and scalp include:
a. moisturizing and emollient agents b. lotions with high alcohol content c. greasy preparations
d. preparations with a sulfonated oil base - Correct answer-a. moisturizing and emollient agents
Products containing alcohols should be applied to the hair of the scalp: a. only after high-frequency treatments
b. only before high-frequency treatments c. only before massage
d. only after combing - Correct answer-a. only after high-frequency treatments
The muscle that draws down the corner of the mouth is the: a. buccinator
b. aponeurosis c. orbicularis oris
d. triangularis - Correct answer-d. triangularis
The depressor labii inferioris is a muscle that:
a. surrounds the lower part of the lip
b. is located between the upper and lower jaws c. surrounds the upper lip
d. forms a flat band around upper and lower lips - Correct answer-a. surrounds the lower part of the lip
Nerves may be stimulated in facial treaments with: a. high-frequency current
b. infrared light c. heating lamps
d. a, b, and c - Correct answer-d. a, b, and c
The sense of smell is controlled by the: a. facial nerve
b. oculomotor nerve c. buccal nerve
d. olfactory nerve - Correct answer-d. olfactory nerve
The kneading massage movement is known as: a. petrissage
b. percussion c. tapotement
d. vibration - Correct answer-a. petrissage
The massage movement that involves rapid shaking is: a. friction
b. vibration c. percussion
d. petrissage - Correct answer-b. vibration
One of the benefits of steamers on the skin is their: a. cooling effect
b. contracting effect c. exfoliating effect
d. antiseptic effect - Correct answer-d. antiseptic effect [Show Less]