1 James Bell suffered second-degree burns in an explosion.

2 Prolonged sun exposure can cause blistering, a second-degree burn.

3 "You've just gotten a second-degree burn," she explains. "Go treat it!"

4 In a second-degree Burn, damage extends into the dermis (inner layer), with redness and Blisters.

5 The deep second-degree burn is pale and anesthetic. Injury to the reticular dermis compromises blood flow and destroys appendages, so that healing takes over 1 month to occur and results in scarring.

6 The rats with 70% body surface area second-degree burn were created.