Question

*Define the following terms-*
1.Disease
2.Endemic disease
3.Epidemic disease
4.Pandemic disease
5.Sporadic disease
6.Cancer​

Answer 1

Answer:

1.Disease

The definition of a disease is an illness or sickness with specific, well-defined symptoms that affects a person, plant or animal.

2.Endemic disease

The constant presence of a disease or infectious agent within a given geographic area or population group; may also refer to the usual prevalence of a given disease within such an area or group.

3.Epidemic disease

Epidemics of infectious disease are generally caused by several factors including a change in the ecology of the host population, a genetic change in the pathogen reservoir or the introduction of an emerging pathogen to a host population.

4.Pandemic disease

A pandemic is defined as “an epidemic occurring worldwide, or over a very wide area, crossing international boundaries and usually affecting a large number of people”.

5.Sporadic disease

Diseases that are seen only occasionally, and usually without geographic concentration, are called sporadic diseases.

6.Cancer

A very serious disease in which some cells in one part of the body start growing in a way that is not natural and form lumps.

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Answer 2

Answer:

1.Disease is a departure from normal health through structure or functional disorder of the body.

2.when the disease is found in certain area only attacking a fewer number of people.

3.when the disease breaks out and spreads from place to place affecting large numbers of people at the same time.

4.when the disease is widely distributed world wide.

5.when there are scattered individual cases of a disease.