Saturday, 25 September 2021

COMMUNICABLE DISEASES

It is transmitted from one person to another by means of contact , water , air , food or through animals .

They are of  five types 

1- Viral diseases 

It diseases caused by virus .

Example- Influenza , Common cold , Poliomyelitis , Measles , Mumps , Chickenpox , Dengue fever , Yellow fever, AIDS .

2 - Bacterial diseases 

It diseases caused by bacteria .

Example - Gonorrhoea , Tetanus , Anthrax , Botulism , Typhoid , Cholera 

3- Protozoan diseases 

It diseases caused by protozoans .

Example - Malaria , Amoebiosis  etc .

4- Fungal disease 

It disease caused by fungus .

Example - Ringworms 

5- Helminthes  disease 

It disease caused by helminthes .

Example- Ascariasis and Filariasis. 

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