Which burn type is characterized by blisters and damage to the first two layers of skin?

The correct choice identifies a partial-thickness burn, which is defined as a burn that affects both the epidermis (the outermost layer of skin) and the dermis (the second layer of skin). This type of burn is indeed characterized by the presence of blisters and involves significant skin damage, which can vary in depth.

In partial-thickness burns, the injury can be more painful than the other types because of the nerve endings present in the dermis. Symptoms often include redness, swelling, and blisters filled with fluid, which is indicative of the skin's response to injury and the healing process. Essential first aid for this type of burn involves cooling the area, protecting the blisters, and possibly seeking professional medical advice depending on the severity.

Other burn types differ significantly: superficial burns only damage the epidermis and typically exhibit redness without blisters, while full-thickness burns involve complete destruction of both the epidermis and dermis, often resulting in a painless, white or charred appearance. Chemical burns, on the other hand, result from exposure to corrosive substances and may not conform to the regular classification based on depth. Understanding these distinctions is crucial for providing appropriate first aid treatment and further medical care.