5 Questions
What is the main function of the integumentary system?
The main function of the integumentary system is to serve as a barrier against infection and injury, regulate body temperature, remove wastes, gather sensory information, and produce vitamin D.
What are the two layers of the epidermis?
The epidermis has an outer layer and an inner layer.
What is the function of melanin in the skin?
Melanin protects the skin by absorbing ultraviolet radiation from the sun.
What is the role of blood vessels in the dermis?
The blood vessels in the dermis help regulate body temperature by narrowing to conserve heat when it is cold and widening to help the body lose heat on warm days.
What is the basic component of human hair and nails?
The basic component of human hair and nails is a protein called keratin.
Test your knowledge of the integumentary system and its related structures such as hair, nails, and glands. Explore the functions and layers of the skin, including the epidermis and its cell composition.
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