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Rationales 2026 Q&A | Instant
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1. Which layer of the skin contains blood vessels, sweat glands, and nerve
endings?
A. Epidermis
B. Dermis
C. Stratum corneum
D. Subcutaneous layer
The dermis is the true skin that houses blood vessels, glands, and nerve endings.
2. What is the primary purpose of an antiseptic?
A. To sterilize instruments
B. To reduce or prevent the growth of microorganisms on the skin
C. To disinfect surfaces
D. To exfoliate the skin
Antiseptics are used on skin to reduce bacteria and prevent infection.
3. Which of the following is considered the outermost layer of the epidermis?
A. Stratum granulosum
B. Stratum spinosum
C. Stratum corneum
D. Stratum lucidum
The stratum corneum is the top layer of the epidermis, consisting of dead cells.
4. What is the main function of melanin?
A. Hydration
B. Protection against UV radiation
,C. Cell regeneration
D. Temperature regulation
Melanin protects skin from harmful UV rays.
5. Which government agency regulates workplace safety and health standards?
A. FDA
B. OSHA
C. CDC
D. TDLR
OSHA enforces workplace safety regulations to protect employees.
6. What is the average pH of healthy skin?
A. 3.0–3.5
B. 4.5–5.5
C. 6.5–7.0
D. 7.5–8.0
Skin is slightly acidic, helping protect against harmful bacteria.
7. Which of the following best describes a comedone?
A. Inflamed papule
B. A clogged hair follicle filled with keratin and sebum
C. A cyst under the skin
D. A bacterial infection
A comedone is a blackhead or whitehead caused by clogged pores.
8. Which massage movement involves light, continuous stroking with the fingers
or palms?
A. Petrissage
B. Tapotement
C. Effleurage
D. Friction
Effeurage is used for relaxation and circulation.
9. What is the first step before starting any facial treatment?
A. Apply exfoliant
, B. Perform extraction
C. Wash and sanitize hands
D. Apply toner
Proper hand hygiene prevents the spread of infection.
10. Which type of bacteria cause pustules and boils?
A. Bacilli
B. Spirilla
C. Staphylococci
D. Diplococci
Staphylococci are pus-forming bacteria causing skin infections.
11. The Fitzpatrick scale measures:
A. Skin hydration levels
B. Skin’s reaction to UV exposure
C. Sebum production
D. Elasticity of skin
Fitzpatrick scale classifies skin types based on sun response.
12. What is the main purpose of using toner after cleansing?
A. Exfoliate skin
B. Restore skin’s pH and tighten pores
C. Moisturize
D. Remove makeup
Toner balances pH and preps the skin for moisturizer.
13. Which facial mask is best suited for oily skin?
A. Cream mask
B. Clay mask
C. Gel mask
D. Collagen mask
Clay masks absorb excess oil and draw out impurities.
14. Which of the following skin conditions is contraindicated for waxing?
A. Mild dryness