Assertion: skin's layer | /r/MadeOf | gland
Facets:
Source sentences:
text: The inner layer of skin (dermis) contains blood and lymph vessels, hair follicles, and glands that produce sweat, which helps regulate body temperature, and sebum, an oily substance that helps keep the skin from drying out.
text: The middle layer of skin, the dermis, contains blood vessels, nerves, and glands that are important for our skin’s function.