LYMPHATIC
LYMPHATIC SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which statement about specific and nonspecific defenses is false?
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Defense systems involve recognition of self from nonself.
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Nonspecific defenses typically act more rapidly than specific defenses.
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Specific defenses are typically the body’s first line of defense.
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The skin is an example of a nonspecific defense.
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Explanation:
Detailed explanation-1: -The innate immune system is the body’s first line of defense against germs entering the body. It responds in the same way to all germs and foreign substances, which is why it is sometimes referred to as the “nonspecific” immune system.
Detailed explanation-2: -The first line of defense against infection are the surface barriers that prevent the entry of pathogens into the body. The second line of defense are the non-specific phagocytes and other internal mechanisms that comprise innate immunity.
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