The Skin System

By: Munachi, Cate, And Matt

Major Functions of the Skin System -

The skin system has many functions here are some of them

  • Protects the body's internal living tissues and organs
  • Protects against invasion by infectious organisms
  • Protects the body from dehydration
  • Protects the body against sudden changes in temperature
  • Helps dispose of waste materials
  • Acts as a receptor(an organ or cell able to respond to light, heat, or other external stimulus and transmit a signal to a sensory nerve). for touch, pressure, pain, heat, and cold
  • Stores water and fat

The Major Organs of the Skin System -

skin, hair, nails, glands, and nerves.

Major disorders/ diseases of the Skin System -
Acne- A disease that affects the skin's oil glands. The small holes in your skin (pores) connect to oil glands under the skin.

Hives- Red and sometimes itchy bumps on your skin. An allergic reaction to a drug or food usually causes them.

Eczema- The most common symptoms are dry and itchy skin, rashes on the face, inside the elbows, behind the knees, and on the hands and feet.

Wrinkles-Your skin changes as you age. You might notice wrinkles, age spots, and dryness.

Moles- Growths on the skin. They happen when cells in the skin, called melanocytes, grow in a cluster with tissue surrounding them.

Skin Cancer- Skin cancer is the most common form of cancer in the United States. They usually form on the head, face, neck, hands, and arms.

Psoriasis- A skin disease that causes scaling and swelling.

Rosacea- Frequent redness (flushing) of the face; small red lines under the skin; inflamed eyes/eyelids, a swollen nose, and thicker skin.

Interesting Facts of the Skin System -

A large amount of the dust in your home is actually dead skin.

Rhinoceros's are protected by thick skin which can be between 1.5cm and 5cm deep.

Although polar bears have both white and transparent (see through) fur, their skin is actually black.

Amphibians such as frogs have unique skin. Rather than drinking water, frogs actually soak it into their body through their skin. They also use their skin to absorb around half the air they need.

Some fruits and vegetables are known to have 'skins', these include bananas, oranges, apples and potatoes.

Example of an impact the skin system's function-

smoking makes you look old and make your skin wrinkle

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