Layers of the skin
What are the 3 different layer of the skin?
Epidermis, Dermis, Hypodermis
What is a keratinocyte?
It is a tough protein that is waterproof and protects the skin
What is sebum and what does it do for the body?
Sebum is an oily substance that lubricates and waterproofs the skin and hair
Why is vitamin D important?
It's good for promoting strong bones and teeth.
What does the epidermis prevent?
Prevents the skin from being pierced and being infected
What do melanocytes produces?
Melanin pigment
What does sebum contain within it?
It has antimicrobial enzymes and fatty acids
Where is the cholesterol derivative located?
In the epidermis
What 3 things are found within the dermis?
Blood vessels, nerves, and sweat glands
What does melanin pigment shield the body from?
UV damage
What do the enzymes and fatty acids inhibit?
The growth of harmful bacteria and fungi on the skin surface.
How does a cholesterol derivative turn into vitamin D3?
The UVB rays from the sun and a chemical reaction occurs