Cosmetology State Board Exam
Nail Care and Nail Services Practice Questions
55 practice questions with detailed explanations — aligned to the Cosmetology State Board Exam.
Master Nail Care and Nail Services to boost your score on the Cosmetology State Board Exam. Each question below mirrors the style and difficulty of real exam questions, complete with detailed explanations so you understand the why behind every answer. Work through all 55 questions, review any that trip you up, and use the related topics below to round out your preparation.
Q1.What is the technical term for the most visible part of the nail plate?
A.LunulaB.Free edgeC.MatrixD.Nail bedB. Free edgeExplanation: The free edge is the distal portion of the nail plate that extends beyond the fingertip. It is the part that is filed, shaped, and polished. The nail bed lies beneath the plate, the matrix produces new nail cells, and the lunula is the white half-moon at the base.
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Q2.What nail disorder appears as white spots or streaks on the nail plate?
A.OnychomycosisB.LeukonychiaC.ParonychiaD.OnycholysisB. LeukonychiaExplanation: Leukonychia is a nail disorder characterized by white spots or streaks on the nail plate. It is usually caused by minor trauma to the nail matrix. It is not contagious and grows out on its own over several weeks.
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Q3.Onychomycosis is most commonly treated with:
A.Nail polish to seal the fungus outB.Prescription oral or topical antifungal medicationC.Hydrogen peroxide soaks twice dailyD.Cuticle oil applied nightlyB. Prescription oral or topical antifungal medicationExplanation: Onychomycosis (nail fungus) requires prescription antifungal treatment — either oral (like terbinafine) or topical (like ciclopirox). Cosmetic products cannot cure nail fungus. Cosmetologists must refuse service on infected nails.
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Q4.Which nail shape is considered the strongest because it follows the natural nail shape?
A.Pointed (stiletto)B.SquareC.OvalD.Coffin (ballerina)C. OvalExplanation: The oval nail shape is considered the strongest because it follows the natural lateral line of the nail, distributing stress evenly. Pointed shapes concentrate stress at the tip and break more easily. Square shapes can snag.
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Q5.What should a cosmetologist do if a client arrives with signs of an acute nail infection (paronychia)?
A.Soak the nail in warm water to reduce inflammation before the serviceB.Apply antiseptic and proceed with a gentler manicureC.Refuse service and refer the client to a physicianD.File away the affected area and apply an antibacterial topcoatC. Refuse service and refer the client to a physicianExplanation: Paronychia (bacterial or fungal infection of the skin around the nail) contraindicates any nail service. The cosmetologist should refuse service and refer the client to a physician for medical treatment.
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