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Q: Why are physical defenses called the body's first line of defence against disease?
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The natural defenses your body has against disease?

Resistance.


What are human bodies defenses against disease or microorganisms?

The immune system


What is the imun system?

the immune system is your defence against disease deriease is fat


Can you get smallpox more than once?

No. After you get a disease like smallpox, your body is able to develop permanent defenses against it. This makes you "Immune" to the disease. This is the principle on which vaccines work.


Why is the complete destruction of the epidermis dangerous?

The epidermis is body's first defence against disease and infection. If the epidermis is completely destroyed, the body is more susceptible to bacteria.


Can you get a disease from the top of a can of Coke?

Yes and no. It is POSSIBLE to get a disease. But it is very unlikely. The acidity of the coke itself plus your mouth's own defenses against disease and germs will mean that you will not get sick. I wouldn't worry about it at all.


When the body's defenses turn against itself it's called?

When a body is attacked by its own immune system that is called an autoimmune disease.


What is a 'Defence mechanism'?

It is the phenomena of body to fight against forigen particles or cells and with diseases. The term used for defence mechanism is IMMUNITY the latin word which means freedom from disease.


Why do some people report being ill after being vaccinated?

Because they are injecting you with a small dose of the disease. Just enough for your immune system to identify and build defenses against.


What are the natural defenses that your body has against harmful substances and disease?

Your body uses antibodies to attack any harmful substances in your body. These harmful substances are called antigens.


Harmful or disease-causing microorganisms from which nonspecific defenses protect the body are called?

The immune system is the body's defense system against harmful of disease causing microorganisms. The immune system is made up of the lymphatic system, and white blood cells.


What is the first defence against a contagious disease?

The bodies first defence against a virus is your skin. The body first defense against a virus is Mucus. Mucus