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Skin Histology & Physiology — Esthetician Practice Test

Skin Histology & PhysiologyQuestion 1 of 30

45 questions in this topic · 30 drawn at random this round

Which cells produce melanin, the pigment that gives skin its color?

NIC National Esthetics Theory Content Outline

All questions are based on the NIC National Esthetics Theory examination content outline (a public document) — Scientific Concepts (infection control & safety, anatomy & physiology, skin histology, disorders & diseases, chemistry) 55% and Skin Care & Services (consultation, facials, machines, makeup, hair removal) 45%. Review the related domain to reinforce your knowledge.

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This Esthetician Skin Histology & Physiology practice set has 45 practice questions based on the official exam materials, each with an instant explanation. You need 75% on the real Esthetician knowledge test to pass.

Sample questions

Three questions from the Skin Histology & Physiology bank with the correct answer and an explanation. The practice quiz above draws 30 questions at random from the same bank.

  1. How many main layers does the skin have?

    • Three — Correct answer
    • Two
    • Four
    • Five

    Explanation: The skin has three main layers: the epidermis, the dermis, and the subcutaneous (adipose) layer.

    Handbook: Skin Histology & Physiology — Skin Structure Overview

  2. Which layer of the skin is the outermost, epithelial layer?

    • Epidermis — Correct answer
    • Dermis
    • Hypodermis
    • Subcutaneous layer

    Explanation: The epidermis is the outermost layer of the skin, made of stratified squamous epithelial tissue.

    Handbook: Skin Histology & Physiology — Skin Structure Overview

  3. How many strata (layers) make up the epidermis?

    • Five — Correct answer
    • Three
    • Four
    • Six

    Explanation: The epidermis is composed of five strata: corneum, lucidum, granulosum, spinosum, and germinativum (basale).

    Handbook: Skin Histology & Physiology — Epidermal Strata