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Diseases impair normal body functions and can arise from numerous factors such as pathogens, genetic defects, and environmental conditions. Understanding the types and causes of diseases, particularly infectious and non-infectious diseases, is critical. Prevention strategies include maintaining hygiene, proper nutrition, vaccination, and managing exposure to vectors.
Chapter 167 sections
Diseases impair normal body functions and can arise from numerous factors such as pathogens, genetic defects, and environmental conditions. Understanding the types and causes of diseases, particularly infectious and non-infectious diseases, is critical. Prevention strategies include maintaining hygiene, proper nutrition, vaccination, and managing exposure to vectors.
Diseases can be caused by pathogens, genetic factors, and environmental influences.
Infectious diseases are caused by pathogens while non-infectious diseases are not.
Preventive measures such as personal hygiene, vaccinations, and awareness of environmental hazards help reduce the incidence of diseases.
Microorganisms like bacteria, viruses, fungi, and protozoa that cause infectious diseases.
Inherited genetic defects or mutations that can lead to diseases such as sickle cell anemia.
The body's ability to resist infections, often enhanced through vaccinations.
Diseases caused by infectious agents that can spread from person to person.
Diseases that are not caused by pathogens and cannot be transmitted, such as cancer and diabetes.
Total Questions
2
Estimated Time
4 min
Passing Score
70%
1 more question available