Large quantities of keratin are found in the epidermal layer called the
A)stratum corneum.
B)stratum lucidum.
C)stratum germinativum.
D)stratum granulosum.
E)stratum spinosum.

Question

Quizplus · Accepted Answer

The stratum corneum is the outermost layer of the epidermis and is composed of dead, keratinized cells, making it the layer with the largest quantities of keratin. The other layers listed (stratum lucidum, stratum germinativum, stratum granulosum, and stratum spinosum) also contain keratin to varying degrees, but not to the same extent as the stratum corneum.

Large Quantities of Keratin Are Found in the Epidermal Layer