BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS
LYMPH NODES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of these is part of your body’s first defenses against disease?
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Your skin
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Your antibodies
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Your white blood cells
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Your heart
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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.
Detailed explanation-2: -The epidermis, the outermost layer of the skin, is a physical barrier against pathogens.
There is 1 question to complete.