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Multiple Choice

Second-degree burns are characterized by blistering and involve which skin layer?

Blistering in second-degree burns signals a partial-thickness injury that reaches the dermis. When the epidermis is damaged along with part of the dermis, fluid collects between the layers, forming blisters. This dermal involvement is what creates the characteristic blistering. If only the epidermis were damaged, you’d expect a first-degree burn with redness and pain but no blisters. If the injury extended through the full thickness including subcutaneous tissue, that would be a third-degree burn, typically with a leathery surface and little pain due to nerve destruction. A scenario described as epidermis and dermis without blistering wouldn’t fit the hallmark blistered appearance of this burn depth. So the layer involved that explains both depth and blistering is the dermis.

Blistering in second-degree burns signals a partial-thickness injury that reaches the dermis. When the epidermis is damaged along with part of the dermis, fluid collects between the layers, forming blisters. This dermal involvement is what creates the characteristic blistering.

If only the epidermis were damaged, you’d expect a first-degree burn with redness and pain but no blisters. If the injury extended through the full thickness including subcutaneous tissue, that would be a third-degree burn, typically with a leathery surface and little pain due to nerve destruction. A scenario described as epidermis and dermis without blistering wouldn’t fit the hallmark blistered appearance of this burn depth.

So the layer involved that explains both depth and blistering is the dermis.