Which part of the immune system is a physical barrier
Asked by admin @ in Health viewed by 294 People
Which part of the immune system is a physical barrier?
Answered by admin @
Physical barriers of the immune systemThe first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
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