17 Questions
What is the term used to describe the stage where a person has developed signs and symptoms of a disease?
Clinical Disease Stage
Which stage of disease is characterized by detectable signs and/or symptoms?
Clinical Disease Stage
What term is used to describe the stage where changes have occurred to lead toward illness but the disease is not yet clinically detectable?
Pre-symptomatic Stage
In which stage of natural history of disease does the disease cause a residual effect?
Disability Stage
What is the term used to describe the risk factors that assist the development of a disease but the disease has not developed yet?
Susceptibility Stage
Which stage of natural history of disease is characterized by no manifestation of the disease but damage has started to occur in the body?
Pre-symptomatic Stage
What type of immunity is resistance developed by the host as a result of previous exposure to pathogens?
Acquired immunity
Which of the following is NOT considered as a physical barrier in innate immunity?
Proteolytic enzymes in intestines
What type of exposure to antigens results in active immunization?
Exposure through immunization shots
Which of the following is NOT a mode of transmission of diseases between hosts or environment and host?
Fomites (inanimate objects)
In natural history of disease, which stage refers to the progression of disease process in an individual over time, in the absence of intervention?
Stage of susceptibility
Which portal of entry is associated with the spread of diseases like Hepatitis A and Polio?
Mouth
What does herd immunity refer to?
The resistance a population has to the invasion and spread of an infectious disease
What factor is essential for herd immunity to be successful?
Direct transmission of the disease between members of the same species
Which stage of disease comes after the onset of symptoms but before the stage of clinical disease?
Subclinical disease
What is the purpose of secondary prevention in the natural history of disease?
To detect and treat a disease in its early stages before symptoms appear
What is Tertiary prevention in the context of disease management?
Providing care to minimize disability and prevent death caused by a disease
Explore the different stages of disease progression including susceptibility, sub-clinical, clinical, and disability or death. Learn about the natural history of diseases and how factors can influence the development of illnesses.
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