1.

Explain the term Diarrhoeal diseases.

Answer»

• Diarrhoeal diseases are group of diseases caused by different bacteria such as Shigella dysenteriae, Escherichia coli, Campylobacter, Salmonella and Clostridium.

Mode of transmission of Diarrhoeal diseases

Incubation period is variable.

• Epidemics are common in overcrowded insanitary conditions.

• It spreads through food poisoning, contaminated food, water or drinks, clothes, utensils and bed sheets.

Symptoms of Diarrhoeal diseases

• This is characterised by mild diarrhea i.e., loose stools if infected by E. coli, frequent stools with blood and mucus and abdominal cramps if infected by Shigella. Other symptoms are dehydration, diminished appetite, fever, low B.P., increase in pulse rate etc.

Prevention and treatment of Diarrhoeal diseases

• One should avoid contaminated food and water.

• ORS is given repeatedly to check dehydration and loss of minerals.



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