ANATOMY
LYMPHATIC SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is the first line of defense?
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phagocytes, NK cells, and interferons
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inflammatory response
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the skin and mucous membranes along with their secretions
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cell-mediated and humoral immunity
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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: -Keratinocytes are the predominant cells in the epidermis. They act as the first line of innate immune defence against infection.
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