OREGON BARBER 2026 EXAMINATION SET QUESTIONS
AND ANSWERS GUARANTEE A+
✔✔3 levels of decontamination - ✔✔Sanitation, disinfection, and sterilization.
✔✔sanitation and disinfection - ✔✔Most used in the barbershop.
✔✔Percentage of alcohol used to disinfect. - ✔✔70%.
✔✔Percentage of isopropyl alcohol used as a antiseptic - ✔✔50 to 60%.
✔✔Bleach and ammonia - ✔✔Never mix these products.
✔✔1:1000 - ✔✔Strength of quat (wet sanitizer) solution.
✔✔semipermanent haircolor - ✔✔Direct dyes that's not mixed with a developer.
✔✔Permanent hair color - ✔✔mixed with a developer and remains in the hair shaft until
the new growth of hair occurs.
✔✔Abrasions and lesions present - ✔✔Don't suggest a scalp treatment.
✔✔Serious scalp disorders - ✔✔Advise to consult a physician.
✔✔Hydroxide relaxers and thio relaxers - ✔✔Not compatible.
✔✔Ammonium thioglycolate (ATG) - ✔✔Main active ingredient or reducing agent in
alkaline.
✔✔Glyceryl monothioglycolate (GMTG) - ✔✔Main active ingredient in acid and acid
balanced waves.
✔✔Freehand Strokes - ✔✔1, 3, 4, 8, 11, and 12.
✔✔Aniline derivatives - ✔✔Contain small, uncolored dyes that combine with hydrogen
peroxide to form larger, permanent dye molecules within the cortex.
✔✔Petrissage effect - ✔✔Invigorating effect.
✔✔corpuscle - ✔✔red or white blood cells (erythrocytes and leukocytes).
✔✔Grease pencil - ✔✔Used to mark forehead where a hair solution should begin.
, ✔✔Veins of the head, face, and neck - ✔✔Internal and external jugular veins.
✔✔Mentalis cause - ✔✔Wrinkling of the chin.
✔✔Nerves - ✔✔Long white cords made up of bundles of nerve fibers.
✔✔soft water - ✔✔Best to use in barbershop.
✔✔Acidity and Alkalinity - ✔✔Denote the letters of potential hydrogen.
✔✔10x - ✔✔Gap between each ph level.
✔✔Alkali - ✔✔Another term for bad.
✔✔Ph of conditioner - ✔✔3 to 5.4.
✔✔Leukocytes - ✔✔White blood cells.
✔✔Erythrocytes - ✔✔Red blood cells.
✔✔OSHA regulates - ✔✔health and safety.
✔✔Largest crainial bone - ✔✔5th.
✔✔Procerus - ✔✔Bridge of nose.
✔✔Staph - ✔✔Bunches or clusters.
✔✔Antiseptics - ✔✔Slow down grow of bacteria.
✔✔Infrared lights - ✔✔Blue, red, and white
✔✔Tertiary colors - ✔✔2 primary and 1 secondary.
✔✔Comb may vary - ✔✔Depending on service.
✔✔Wide tooth combs - ✔✔Used for detangling and chemical processes.
✔✔Metal - ✔✔Not used as brush bristles.
✔✔Carbon steel - ✔✔Make clipper blades.
✔✔3 1/2" blade - ✔✔Used to cut the length to 3/8".
AND ANSWERS GUARANTEE A+
✔✔3 levels of decontamination - ✔✔Sanitation, disinfection, and sterilization.
✔✔sanitation and disinfection - ✔✔Most used in the barbershop.
✔✔Percentage of alcohol used to disinfect. - ✔✔70%.
✔✔Percentage of isopropyl alcohol used as a antiseptic - ✔✔50 to 60%.
✔✔Bleach and ammonia - ✔✔Never mix these products.
✔✔1:1000 - ✔✔Strength of quat (wet sanitizer) solution.
✔✔semipermanent haircolor - ✔✔Direct dyes that's not mixed with a developer.
✔✔Permanent hair color - ✔✔mixed with a developer and remains in the hair shaft until
the new growth of hair occurs.
✔✔Abrasions and lesions present - ✔✔Don't suggest a scalp treatment.
✔✔Serious scalp disorders - ✔✔Advise to consult a physician.
✔✔Hydroxide relaxers and thio relaxers - ✔✔Not compatible.
✔✔Ammonium thioglycolate (ATG) - ✔✔Main active ingredient or reducing agent in
alkaline.
✔✔Glyceryl monothioglycolate (GMTG) - ✔✔Main active ingredient in acid and acid
balanced waves.
✔✔Freehand Strokes - ✔✔1, 3, 4, 8, 11, and 12.
✔✔Aniline derivatives - ✔✔Contain small, uncolored dyes that combine with hydrogen
peroxide to form larger, permanent dye molecules within the cortex.
✔✔Petrissage effect - ✔✔Invigorating effect.
✔✔corpuscle - ✔✔red or white blood cells (erythrocytes and leukocytes).
✔✔Grease pencil - ✔✔Used to mark forehead where a hair solution should begin.
, ✔✔Veins of the head, face, and neck - ✔✔Internal and external jugular veins.
✔✔Mentalis cause - ✔✔Wrinkling of the chin.
✔✔Nerves - ✔✔Long white cords made up of bundles of nerve fibers.
✔✔soft water - ✔✔Best to use in barbershop.
✔✔Acidity and Alkalinity - ✔✔Denote the letters of potential hydrogen.
✔✔10x - ✔✔Gap between each ph level.
✔✔Alkali - ✔✔Another term for bad.
✔✔Ph of conditioner - ✔✔3 to 5.4.
✔✔Leukocytes - ✔✔White blood cells.
✔✔Erythrocytes - ✔✔Red blood cells.
✔✔OSHA regulates - ✔✔health and safety.
✔✔Largest crainial bone - ✔✔5th.
✔✔Procerus - ✔✔Bridge of nose.
✔✔Staph - ✔✔Bunches or clusters.
✔✔Antiseptics - ✔✔Slow down grow of bacteria.
✔✔Infrared lights - ✔✔Blue, red, and white
✔✔Tertiary colors - ✔✔2 primary and 1 secondary.
✔✔Comb may vary - ✔✔Depending on service.
✔✔Wide tooth combs - ✔✔Used for detangling and chemical processes.
✔✔Metal - ✔✔Not used as brush bristles.
✔✔Carbon steel - ✔✔Make clipper blades.
✔✔3 1/2" blade - ✔✔Used to cut the length to 3/8".
