GENERAL HISTOLOGY

INTEGUMENTERY SYSTEM

INTEGUMENTERY SYSTEM MISCELLENOUS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Slower healing and dermal wrinkling occur because of ____
A
Reduction in the synthesis of collagen and elastin fibers
B
Diminished blood supply to follicles
C
Reduced activity of sebaceous glands
D
Reduction in bone health
Explanation: 

Detailed explanation-1: -UV damage is the main cause of skin collagen loss accounting for up to 80-90% of the appearance of skin aging. UV exposure causes both, less collagen to be produced, and. it also increases collagen degradation via matrix metalloproteinases (MMPs) and other proteases in the skin.

Detailed explanation-2: -As you get older, your skin naturally becomes less elastic and more fragile. Decreased production of natural oils dries your skin and makes it appear more wrinkled. Fat in the deeper layers of your skin diminishes. This causes loose, saggy skin and more-pronounced lines and crevices.

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