What is disease ? Give two example
Answers
Explanation:
Disease, any harmful deviation from the normal structural or functional state of an organism, generally associated with certain signs and symptoms and differing in nature from physical injury. A diseased organism commonly exhibits signs or symptoms indicative of its abnormal state.
Examples are SARS, influenza, the common cold, tuberculosis (TB), Hepatitis A and B. Diseases spread from animals to humans, such as avian influenza, are known as zoonotic diseases.
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Answer:
1. Examples are SARS, influenza, the common cold, tuberculosis (TB), Hepatitis A and B. Diseases spread from animals to humans, such as avian influenza, are known as zoonotic diseases.
2. A disease is a particular abnormal condition that negatively affects the structure or function of all or part of an organism, and that is not due to any immediate external injury. Diseases are often known to be medical conditions that are associated with specific signs and symptoms.