its killer T cells
From the first year it self students at Hogwarts have The Defence Against The Dark Arts subject. The depth and difficulty increases year by year.
The first line of defense against infection or contamination of I.V. products is by hand washing.
Due to the lack of early drugs to combat the newly discovered germ the only defence was cleanliness. The sterile handly of wounds and the medical equipment became the first defence against germs. This then lead way for antiseptics and then drugs to combat micro-oganism caused disease.
Well, you first get infected from a scratch or bite, then the infection spreads into the bloodstream, getting by the first line of defence. The second line of defence, would be the white blood cells. They try overcome or "swallow" the infection. the third line of defense, is the anitgens. If all else fails, your f*cked.
A Boggart.
the reason william the first built castles was
The epidermis is body's first defence against disease and infection. If the epidermis is completely destroyed, the body is more susceptible to bacteria.
Physical defenses are called the body's first line of defense against disease because they act as immediate barriers that prevent pathogens from entering the body. These include the skin, mucous membranes, and secretions like saliva and tears, which physically block or wash away harmful microorganisms. Their role is crucial in providing an initial response to infections before the immune system is activated. By stopping pathogens at the entry points, they help reduce the likelihood of illness.
This is going to sound simple, and it probably is. Wash your hands. That's the first line of defense against bacterial infections, and spreading bacterial infections.
what first line of defence wiil stop bacteria
To make a defense against false stalking charges. You should first ask for the proof of allegation. They will fail to prove you guilty and you will win.
bone marrow (people who are exposed to the x ray's radiation for a long time have destroyed bone marrow and die from infections)