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HHS Integumentary Sy
Anatomy and Physiology Key Terms
Question | Answer |
---|---|
Integumentary system | the system that is made up of the skin, hair, nails, and glands |
Epidermis | Outer layer of skin |
Dermis | The second layer of skin |
subcutaneous | bellow the dermis, binds the dermis to underlying structures |
melanocytes | special cells that produce a black pigment called melanin |
melanin | Black pigment, which provides a protective barrier from the sun, amount of melanin determines the color of skin |
Sudoriferous glands | the glands that produce sweat |
Sebaceous glands | The glands that produce oil |
sebum | the oily secretion that the sebaceous gland secretes, acid in nature, destroys harmful organisms on the skin |
hair shaft | the visible part of the hair |
hair follicle | the part of the hair that is embedded in the dermis |
papilla | at the bottom of the hair follicle, cluster of epithelial cells that are responsible for reproducing the hair shaft |