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Name the causal agents for the following diseases :(i) Rabies (ii) Pneumonia (iii) Ring worm |
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Answer» The main causes of: (i) Rabies : Rabies virus is a neurotropic virus. This disease is caused by the Rabicilus virus (found in wild carnivorous animals like wolf, jackals, etc.). Sometimes it is also caused by diseased dog bite. It is not a communicable disease but still a very dangerous disease. (ii) Pneumonia : It is caused by various types of germs such as Diplococcus pneumonia, Staphylococcus, Pneumococcal which enter into lungs and affect its fimctioning. It is caused due to exposure to cold or dry places or by the infected sputum of the patient (iii) Ring worm : It is a contagious disease of skin, hair and nails. On infection, ringlike discoloured patches appear on the skin which is covered by scales and vesicles. It is transmitted by contact with the infected persons or using the articles used by the patients. It can be prevented by personal cleanliness and avoiding the use of articles and clothes used by the patient. |
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