PATHOLOGY MCQ
LYMPHO RETICULAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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external body membranes
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cellular & chemical defenses
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immune response
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antibody replication
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Detailed explanation-1: -The second line of defence is a group of cells, tissues and organs that work together to protect the body. This is the immune system.
Detailed explanation-2: -The immune system’s three lines of defense include physical and chemical barriers, non-specific innate responses, and specific adaptive responses.
Detailed explanation-3: -Innate immune cells are the body’s first line of defense. They quickly respond to foreign cells to fight infection, battle a virus or defend the body against bacteria. T-cells and B-cells react when invading organisms slip through that first line using a process called acquired immunity (or adaptive immunity).
Detailed explanation-4: -Neutrophils (PMNs) Eosinophils. Basophils. Mast Cells. 05-Mar-2021