OVERVIEW OF THE IMMUNE SYSTEM
IMMUNITY INNATE AND ADAPTIVE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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non-specific
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takes a long time to work
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first line of defense
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can defeat all pathogens that enter your body
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Detailed explanation-1: -Innate immunity involves barriers that keep harmful materials from entering your body. These barriers form the first line of defense in the immune response. Examples of innate immunity include: Cough reflex.
Detailed explanation-2: -Physical barrier The innate immune system provides the first line of defense, which is divided broadly into two categories – physical/chemical barriers and nonspecific resistance.
Detailed explanation-3: -The correct answer is option b. Innate immune responses represent the first line of defense against invading pathogens because the innate immune response provides general protection against a wide variety of pathogens through antimicrobial peptides, mucous and skin barriers, complement antibodies, etc.