The Layer of Epidermis That Contains Cells Full of Keratin

Question

The layer of epidermis that contains cells full of keratin is the
A) dermal papillae
B) stratum germinativum
C) stratum corneum
D) subcutaneous layer

Accepted Answer

The layer of epidermis that contains cells full of keratin is the stratum corneum, which is the outermost layer of the epidermis made up of dead, flattened cells that are filled with keratin protein. Option A, dermal papillae, refers to the small extensions of the dermis that project into the epidermis and contribute to the formation of fingerprints. Option B, stratum germinativum, is the innermost layer of the epidermis where new cells are produced. Option D, subcutaneous layer, is the deepest layer of the skin that is composed of fat cells and connective tissues.