The Epidermis Consists of Five Layers of Cells,each Layer with a Distinct

question 109

Multiple Choice

The epidermis consists of five layers of cells,each layer with a distinct role to play in the health,well-being,and functioning of the skin.Which of the following layers is responsible for cell division and replacement?

• A) stratum corneum
• B) stratum granulosum
• C) stratum lucidum
• D) stratum basale

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Definitions:

Hemolymph

The fluid that bathes the tissues in animals with an open circulatory system (e.g., arthropods and most mollusks).

Hemocoel

Blood cavity characteristic of animals with an open circulatory system.

Hemocyanin

A hemolymph pigment that transports oxygen in some mollusks and arthropods.

Anemia

A condition characterized by a deficiency of red cells or of hemoglobin in the blood, resulting in pallor and weariness.