Final answer:
A second-degree burn is a burn injury to the superficial dermis. These burns go deeper and affect both the epidermis and a portion of the dermis. They result in swelling and a painful blistering of the skin.
Step-by-step explanation:
A second-degree burn is a burn injury to the superficial dermis. These burns go deeper and affect both the epidermis and a portion of the dermis. They result in swelling and a painful blistering of the skin. Second-degree burns typically heal within several weeks if the burn site is kept clean and sterile to prevent infection.