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The Immune System

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Micky Barrett

on 10 November 2014

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Transcript of The Immune System

The Skin
Mucus and Cilia
" The Skin "
The Mucus and Cilia
The First Line of Defense
How does it work
How do they work ?
The epidermis, which is the outer most part of the skin, protects the body from any unwanted invaders.

The skin secretes chemicals that have the potential of elimination any unwanted attackers.
The mucus protects the body by trapping foreign particle and bacteria in its sticky texture as we respire.
The cilia, which are the hair like structures in our nose, pushed the mucus to the back of our throats for coughing or swallowing.

Monday, November 10, 2014
Vol XCIII, No. 311
The Immune System
Saliva is capable of demolishing many bacteria due to its chemical structure.
Even though it’s not effective for every bacteria, its is capable of destroying a vast number of them

Bio Times
The Stomach
The acids in our stomach that breaks down our food, is also capable of killing bacterial
and other unwanted invaders
It is so acidic that our stomach produces special mucus that prevents the acid from eating through our stomach

By Micky Barrett and Bobbi Carson

The immune system is the body's defense against infectious organisms and other invaders. Through a series of steps called the immune response, the immune system attacks organisms and substances that invade body systems and cause disease.

What exactly is the Immune System ?
Controlling your blood pressure
Take steps to avoid infection ; eg. washing your hands frequently
Maintaining a healthy lifestyle: eg weight and nourishment
Getting adequate sleep
A better Immune System
Second line of Defense
Full transcript