CH3.2 Summative Assessment

True or False. Keratin protects the skin from harmful chemicals, and oils in the skin serve as a water barrier. (LO 3.2-1)

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True or False. The important features of the epidermal dendritic cells are to work with sensory nerve endings to relay information to the brain, and the important features of Merkel cells is to respond to the presence of foreign bacteria or viruses by initiating an immune system response. (LO 3.2-2)

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True or False. The purpose of collagen fibers is to provide toughness and bind with water molecules to keep the inner skin moist. (LO 3.2-2)

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True or False. Elastic fibers keep the skin looking young and is located in the epidermis. (LO 3.2-2)

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What is the other name for sweat glands? (LO 3.2-3)

• Apocrine glands

• Sudoriferous glands

• Eccrine glands

• Adrenal glands

What are the two types of sweat glands? (LO 3.2-3)

• Apocrine and sudoriferous glands

• Eccrine and sebaceous glands

Where does hair and nail growth occur? (LO 3.2-3)

• The dermis

• The epidermis

• The matrix

• The adipose

The skin is involved in chemical processes. Which vitamin is essential to bone health? (LO 3.2-1)

• Vitamin A

• Vitamin C

• Vitamin D

• Vitamin E

True or False: The epidermis completely replaces itself every 6 months.

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True or False: If a person has albinism, their epidermis functions normally.

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