The primary function of the dermis is to
1. provide foundation for hair and nails.
2. insulate the body.
3. provide a source of energy.
4. form a protective barrier to foreign matter.
1
Rationale 1: The dermis provides for hair growth.
Rationale 2: The subcutaneous layer insulates the body.
Rationale 3: The subcutaneous layer provides energy.
Rationale 4: The epidermis is the outermost layer and provides a protective barrier to foreign material and bacteria.
Global Rationale: The dermis provides a foundation for the epidermis and accessory structures such as hair and nails.. The epidermis is the outermost layer and provides a protective barrier to foreign material and bacteria. The subcutaneous layer insulates the body. The subcutaneous layer provides energy.
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