The stratum corneum of the epidermis
A) consists of continuously dividing cells.
B) can become thickened and form a structure called a callus or corn.
C) has cells that are continuously moving toward the stratum basale.
D) has cells that synthesize melanin.
E) has all of these characteristics.

Question

Quizplus · Accepted Answer

The stratum corneum of the epidermis can become thickened and form a structure called a callus or corn. The other options are incorrect: A) The stratum corneum consists of dead, flattened cells that have lost their nuclei and organelles, so they are not continuously dividing. C) Cells in the stratum corneum are not moving; they are already at the surface of the skin. D) Melanin is synthesized by melanocytes in the stratum basale, not in the stratum corneum.

The Stratum Corneum of the Epidermis