"dermis" 的定义和意义

What is "dermis"?

The dermis is the layer of skin located beneath the epidermis. It provides structural support and elasticity to the skin, containing various components such as collagen, elastin fibers, blood vessels, nerve endings, and sweat glands. The dermis plays a vital role in regulating body temperature, sensing touch, and providing nourishment to the epidermis. It is responsible for the skin's strength, flexibility, and resilience, contributing to its overall health and appearance.