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Why This Matters for Nursing: Infection prevention is central to nursing. Understanding immunity helps you protect vulnerable patients, explain vaccines, recognize infection signs, and understand immunocompromised conditions.
The immune system defends the body against pathogens (bacteria, viruses, fungi, parasites) and abnormal cells (cancer).
| Type | Response Time | Specificity | Memory |
|---|---|---|---|
| Innate (Non-specific) | Immediate | General | No |
| Adaptive (Specific) | Days | Targeted | Yes |
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