This presentation contains the components of Human Integumentary System and their general functions.

1. Integumentary System
By: Mr. Nikko Lorenz Lawsin

2. Components of Integumentary System
 Skin - largest organ in the body
 Hair – outgrowth for mammals
 Nail/claws – keratinized derivatives of the
skin

3. General Functions of Integumentary System
Protection (from harmful chemicals, heat,
cold and bacteria) and screens UV

4. Synthesis Vitamin D
General Functions of Integumentary System

5. Regulates Body heat (through sweat glands)
General Functions of Integumentary System

6. Sensory Receptors
General Functions of Integumentary System

8. Components of Integumentary System
 Epidermis. This is the top
layer of skin made up
of epithelial squamous
cells.
- It does not contain
blood vessels.
- Its main function is
protection, absorption of
nutrients, and
homeostasis.

9. Important cells of Integumentary System
Keratinocytes Melanocytes

10. Important cells of Integumentary System
Merkel Cells Langerhans cells