Question

Explain three conditions on which the severity of disease manifestation depends

Answer 1

the disease causing organisms depend on vectors
they depend on host
they depend on air water and food

Answer 2

hi dear

severity of manifestation depends on following factor

1) pathogen: Severity of disease causing factor Microbe . Intensity, duration of the causative agent determines the severity of disease.

2) Body factors: Severity of disease also depends on the age, sex, gender, weight, race,coexisting diseases, habits (smoking) etc.

3) Resistance: The Resistance of the human body system, immunization status. Example: A person who has been immunized against typhoid, cholera, diphtheria, pertussis, tetanus (lethal unless you have been immunized by Tetanus Toxoid Vaccination) almost never has severe disease even if the causative organism be in high quantum.

4) Treatment measures: How soon, whether adequate treatment measures have been given is major factor influencing severity of disease.

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