Community Medicine · Environment and Health
1.You are a PHC medical officer. Field workers report to you about 3 cases of watery diarrhea and dehydration, one of which was severe and was referred. As a medical officer, how will you investigate and control the situation. Comment on the Bacterial indicators of drinking water quality
2.Sindhu 32 years female, resident of Varanasi frequently bathes in the river Ganges. She brings home water from the river for consumption. She develops a skin condition for which she consults a doctor.
3.A sample of water from a household is tested for inorganic constituents and it is found to have fluoride level of 15mg/L. Comment on the result and explain about health impact of the same and give remedial measures
4.A sample of water was taken from a house tap and sent for analysis. The chemical analysis showed lead level to be 0.16mg/L. Comment on the quality of water, the impact on health and give remedial measures
1.Sanitary well
2.Precautions in collecting a sample of water for bacteriologic examination
1.Any two tests of pasteurization of milk
2.Enlist any two methods for removal of temporary hardness of water
3.Methods to remove hardness of water
4.E.coli count allowable in drinking water
5.Steps in rapid sand filtration
6.Free residual chlorine should be 0.5 mg/L at the end of chlorination of water List the following
7.Shallow well and deep well
8.Slow and rapid sand filters
9.Steps in water purification on a large scale
10.Fluorine is a double edged sword
1.Residual chlorine after disinfection of water is tested by