1.Your skin has three layers, and the first layer is meant to protect you from germs.
2.The hairs in your nose and (i know kinda of gross lol) helps fight back the germs.
3.Also, tears the come from your eyes help clean the eye from germs.
4.And your eyelashes help to.
Your skin is the first line of defense.
Your skin is the first line of defense.
Your skin is the first line of defense.
when it gets past the first line (the skin)
The first line of defense is the skin. It tries to keep germs out of the body. If germs get inside the body, then Leucocytes (White blood cells) and antibodies attack the invaders and try to destroy them.
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the immune system the 1st line is the skin an if anything gets in then the immune system takes over and fights the germs.
French defenses against Germany along the border in the wake of WWII.
The function of the first line of defense is to keep pathogens out of the body.
The first six lines defenses of the body are mucous membrane, skin, chemicals, pH, hair, and cilia.
bone marrow (people who are exposed to the x ray's radiation for a long time have destroyed bone marrow and die from infections)
They are attacked by lymphocytes .