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The third line of defence against pathogens is called the Specific Immune Responce
The integumentary system is one of the first lines of defense against infection. It provides a physical and chemical barrier against the entry of pathogens.
the but cheeks are the third defence against invading pathogens. If the skin or white blood cells have not later killed these systems. While you sleep your but cheeks got into your body searching for the pathogen once it is found the but cheeks squeeze so that is a sorbed and it is out of your system. if it is a serious disease the but cheeks start shutting inside your body so you eventually poo out of your mouth.
Your body's third line of defense is specific defenses, such as the immune response.
It was the French Revolution.
The French Revolution.
The second line of defence is the non specific, it includes antimicrobial proteins, phagocytes and other cells. - In this state to inhibit spread of invader through out the body. -Inflamation, is its hallmark and most important mechanism.
its something alright
when the first and the second lines of defense have already been overcome.
First, Second and Third Punic Wars.
I play wing defence in netball. you can go in your third and the centre third but not in the semi circle
Winston Churchill was the leader of England during WW II, and he directed a successful defense of England against attack by the Third Reich, and played a role in winning the war.