1. What is the difference between signs and symptoms of common illnesses / diseases?
2. How do you prevent the spread of infection?
3. What are the five ways that diseases / illnesses can spread?
4. What are the two basic types of diseases / illnesses?
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Answer:
1.A sign is an objective, observable phenomenon that can be identified by another person. A symptom is a subjective experience that cannot be identified by anyone else. Put simply—a sign is objective, and a symptom subjective
(subjective experience)