Constant exposure of skin to friction, a mechanical stress, stimulates the formation of a callus. Which one of these layers is thickened in a callus?
A) stratum basale
B) stratum spinosum
C) stratum granulosum
D) stratum lucidum
E) stratum corneum

Question

Quizplus · Accepted Answer

The stratum corneum is the outermost layer of the epidermis and is responsible for the formation of a callus due to increased production of keratinocytes in response to friction.

Constant Exposure of Skin to Friction, a Mechanical Stress, Stimulates