Body Systems

Skin. By: Laurens, Bethany, Leah, and Addison

5 facts about the skin

1. Your skin is the largest organ.

2. Your skin has 3 layers.

3. You shed over 30,000 cells per minute.

4. Most dust in your house is actually dead skin.

5. Eyelids have the thinnest skin.


The skin is the integumenatry system. Skin is the largest organ in the body. It protects the underlying strctures, and regulates temperature.
your hair, nails, sweat and oil glands are included in the integumentary system.

Top 5 facts about my department

1)Surface of approx 2 sq mtrs
2) One sixth body's mass.

3) Main defnence from invaders outside the body

4) Can warm or cool body

5)All external coverage

The importance

The importance of the skin is to keep invaders out and keep moisture in.

Without the Integumantary sysytem?

With out your integumentary system you would quickly get sick and soon die. Your body would not be able to keep moisture in. This system is critical for the body to maintain homeostatsis. Without the skin the body would be open to all froms of bacteria entering the body. The body would also freeze without a layer of warmth covering it.

Sweat glands

The sweat glands are also a part of the Integumentary system along with the skin. When the body gets too hot, your sweat glands produce sweat in order for the body to cool down.


The circulatory system regulates body temperature by dialating the blood vessels, and the heat escapes trough the skin. the skin contains receptors that can respond to pressure, heat, cold, pain, and touch. There are nerves that connect to the receptors so that when the receptors pick up a something like heat your nerves send a message to your brain so you can react by pulling away.

Removal of the Lung

You only need one lung to maintain a healthy functioning buissness. So i suggest firing one of them, do to the fact it is only nescaary to have one so the other is just taking up space.




3. google images