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Multiple Choice
Which of the following is NOT considered part of the skin?
A
Epidermis
B
Sweat gland
C
Hypodermis (subcutaneous layer)
D
Dermis
Verified step by step guidance
1
Step 1: Begin by understanding the structure of the skin. The skin is composed of two primary layers: the epidermis (outermost layer) and the dermis (beneath the epidermis). These layers are considered part of the skin.
Step 2: Recognize that the hypodermis, also known as the subcutaneous layer, lies beneath the dermis. It is primarily composed of fat and connective tissue and serves as insulation and cushioning for the body. However, it is not technically considered part of the skin.
Step 3: Identify accessory structures of the skin, such as sweat glands, sebaceous glands, hair follicles, and nails. These structures are derived from the skin and are considered part of the integumentary system.
Step 4: Compare the options provided in the question. The epidermis and dermis are layers of the skin, and sweat glands are accessory structures associated with the skin. The hypodermis, however, is not part of the skin itself.
Step 5: Conclude that the hypodermis (subcutaneous layer) is the correct answer to the question, as it is not considered part of the skin.