Question

Describe various categories of disease

Answer 1

The micro-organisms that cause these diseases are known as pathogens and include varieties of bacteria, viruses, protozoa and fungi. ... Some diseases, such as most (but not all) forms of cancer, heart disease, and mental disorders, are non-infectious diseases.

Answer 2

Your answer -

  

State of feeling discomfort or disability is known as Disease.  

On the basis of duration, Disease are classified into two groups.

 1.  - Disease which appears for short period is known as Acute Disease. e.g; - Common Cold  

2.  -  Disease which continues for long time or sometimes throughout the life of an individual is known as Chronic Disease. e.g; - Filariasis.  

 1.  -  Disease present by birth or inherited from parents are known as Congenital Disease.  e.g; - Turner's Syndrome, Klinefelter Syndrome, Alkaptonuria.  

2.  -  Disease acquired during the life cycle of an individual is known as Acquired Disease.  e.g; - Tuberculosis, Cholera, etc.  

 

(a.) -  These diseases are transferred from one person to another.  e.g; - Influenza, Common Cold, Tuberculosis etc.  They are caused by direct or indirect contact. Microorganisms which causes diseases are known as Pathogen.  Pathogens may belong to different species.

i. Bacterial disease - Tuberculosis, cholera, Tetanus, Syphilis, Diphtheria,  Leprosy, Whooping cough, etc.  

ii. Viral Diseases - AIDS, Influenza, Common Cold, Rabies, Hepatitis, etc.  

iii. Protozoan Disease - Amoebiasis, Leishmaniasis (Kala azar), Malaria etc.  

iv. Helminthic Disease - Filariasis (Elephantiasis), Helminthiasis, etc.  

v. Fungal Diseases - Mycosis, Athelete's foot, Ringworm, skin infections etc.

 (b) Non - Communicable Diseases - These diseases can not be transferred from one person to another person.  

i. Deficiency Diseases - Beri - Beri (Vitamin B1 deficiency disease), Survey ( Vitamin C deficiency disease), Kwashiorkor and Marasmus (Protein - Energy malnutrition disease), etc.  

ii. Cancer - Cancer is also a non - Communicable Disease.  

iii. Injury or Physical damage - it makes discomfort so, it can be also considered as a type of disease.  

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