13 Questions
What is the outermost layer of the epidermis called?
Stratum corneum
What is the innermost layer of the epidermis called?
Stratum basale
What is the thickest layer of the epidermis called?
Stratum spinosum
What is the function of the granules in the stratum granulosum?
To block off upper layers of keratinocytes
In which type of skin is the stratum lucidum present?
Thick skin
Epidermis is composed of several layers, including ______ epithelium.
stratified
The cells in the epidermis are tightly bound together by ______.
desmosomes
The epidermis is tightly bound to the dermis by ______ and ______.
Stratum basale is the innermost layer of the epidermis and is ______ active.
mitotically
The conversion of 7-dehydro-cholesterol to cholecalciferol (Vit D3) is catalyzed by ______.
Ultraviolet-B
The ______ layer of the epidermis is the thickest layer.
Stratum spinosum
The ______ layer of the epidermis is acellular and consists of squames.
Stratum corneum
The ______ layer of the epidermis is present only in thick skin.
Stratum lucidum
Test your knowledge on the architecture of the epidermis, the outer layer of the skin. Learn about its composition, cellular turnover, tight cell binding, and waterproof properties. Explore the 5 layers of the epidermis and understand the role of the mitotically active stratum basale.
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