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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blood vessels
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proteins
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tissues
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the brain
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Detailed explanation-1: -The immune system is made up of two parts: the innate, (general) immune system and the adaptive (specialized) immune system.
Detailed explanation-2: -Microglia and perivascular macrophages are the only resident immune cells of the brain parenchyma (Goldmann et al., 2016).
Detailed explanation-3: -The most dominant immune cells in the brain are microglia, which comprise 80% of brain immune cells. Other immune cells identified in the brain include myeloid cells, monocytes/macrophages, dendritic cells, T cells, B cells and natural killer (NK) cells (Korin et al., 2017).
Detailed explanation-4: -The innate immune system. You are born with this. The adaptive immune system. You develop this when your body is exposed to microbes or chemicals released by microbes.