GENERAL HISTOLOGY

INTEGUMENTERY SYSTEM

INTEGUMENTERY SYSTEM MISCELLENOUS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What mainly makes up the epidermis?
A
Sweat glands
B
Fat cells
C
Skin cells
D
Nerve endings
Explanation: 

Detailed explanation-1: -The epidermis contains different types of cells, including: Keratinocytes: Keratinocytes produce the protein keratin, which is the main component of the epidermis. Melanocytes: Melanocytes make your skin pigment, known as melanin. Langerhans cells: Langerhans cells prevent things from getting into your skin.

Detailed explanation-2: -Keratinocytes-90% of the epidermal cells are keratinocytes, cells which produce keratin, a fibrous protein. They are formed in the stratum basale and get pushed up toward the surface. They manufacture keratin precursors and keratin as they age.

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