OVERVIEW OF THE IMMUNE SYSTEM
THE GOOD BAD AND UGLY OF THE IMMUNE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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interferons
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low pH of the skin
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complement fixation
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pyrogens
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Detailed explanation-1: -The correct answer: The condition which is not an example of the second line of defense is (c) Plasma cells with antibodies. The second line of defense in the body is the innate immune system. The innate immune response is initiated as a non-specific action of the immune cells on the pathogens.
Detailed explanation-2: -The second line of defence is a group of cells, tissues and organs that work together to protect the body. This is the immune system.
Detailed explanation-3: -Desiccation acts as a barrier against pathogens by the skin. Thus, the correct option is d.
Detailed explanation-4: -IgA antibodies function to regulate homeostasis of the microbiome, as well as act as a first line of immune defense against pathogens in the GI lumen.