Answer:
From arteries in the connective tissue below.
Explanation:
The dermis is mainly divided into two regions Papillary region, and the Reticular region. These help to protect the body from strain, stress, also helps in a sense of touch, and elasticity to the skin.
Dermis lies under the epidermis. Dermis containing blood vessels that help to nourish the skin with nutrients and oxygen. The blood vessels also help to allow the immune cells to come in connect with the skin to fight with an infection. These blood vessels also help in carrying out waste products.