1. The Skin Functions of the skin: Protects the body from injury,
infection, and water loss
Homeostasis
Eliminates wastes
Gathers info about environment
Produces vitamin D

2. Layers of the Skin
The Epidermis- outer layer, usually thin, no blood vessels or nerves
- Melanin- pigment that gives skin color
The Dermis- inner layer, has nerves and blood vessels
- Pores- openings in the skin
- Follicles- where hairs grow on the skin

3. The Epidermis
- The Skin
The skin is organized into two main layers: the epidermis and the dermis.

4. Caring for the Skin
Three simple habits can help keep your skin healthy:
1. Eat a healthy diet
2. Keep your skin clean and dry
3. Limit sun exposure
- Cancer- when body cells divide uncontrollably
- Wear hat, sunglasses, and sunscreen
- Don’t go out between 10am & 4pm