Multiple Choice
Which structure of the integumentary system provides the primary protection for the spinal cord?
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5. Integumentary System
Introduction to the Integumentary System
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Which of the following structures is primarily located within the dermis of the skin?
A
Sweat glands
B
Keratinocytes
C
Stratum corneum
D
Melanocytes
Verified step by step guidance1
Understand the structure of the skin: The skin is composed of three main layers—epidermis, dermis, and hypodermis. Each layer has specific structures and functions.
Identify the location of sweat glands: Sweat glands are primarily located within the dermis, which is the middle layer of the skin. They play a role in thermoregulation by producing sweat.
Clarify the role of keratinocytes: Keratinocytes are the primary cell type found in the epidermis, not the dermis. They produce keratin, a protein that provides strength and waterproofing to the skin.
Explain the stratum corneum: The stratum corneum is the outermost layer of the epidermis, composed of dead keratinized cells. It is not located in the dermis.
Discuss melanocytes: Melanocytes are specialized cells found in the basal layer of the epidermis. They produce melanin, the pigment responsible for skin color, and are not located in the dermis.
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