- 1. The Integumentary System
2. Integument
- by definition, a tough outer protective layer
- in humans, the layer is called skin
3. 4. Parts of the skin
5. Epidermis
-
- Keratin, responsible for the toughness
-
- Melanin, responsible for the pigment
6. Dermis
7. Main function of human integument
8. Other functions
- Release of metabolic wastes
- Protection against solar radiation
- Controls body temperature
9. 10. Other Parts of the Skin
11. 12. What causes acne?
- The pores of the skin become clogged
- Sebum is stopped on the hair follicle
- Bacteria infects the site and causes the redness (inflammatory
response)
13. Burns
14. 15.