| The World Health Organisation has deleted India from its list of polio endemic countries, acknowledging the absence of any new instance of illness caused by the wild polio virus for more than a year. In light of this, consider the following statements. |
| 1. The other polio endemic countries are Afghanistan, Pakistan and Nigeria. |
| 2. Poliomyelitis (polio) is a highly infectious viral disease, which mainly affects young children. |
| 3. Symptoms are fever, fatigue, headache, vomiting, stiffness in limbs and neck. |
| Which of the statements given above are correct? |
A) 1 and 2
B) 2 and 3
C) 1 and 3
D) All of these
Correct Answer: D
Solution :
[d] The other polio endemic countries are Afghanistan, Pakistan and Nigeria. The virus is transmitted through contaminated food and water and multiplies in the intestine, from where it can invade the nervous system. Many infected people have no symptoms, but do excrete the virus in their faces, hence transmitting infection to others. Initial symptoms of polio include fever, fatigue, headache, vomiting, stiffness in the neck and pain in the limbs. In a small proportion of cases, the disease causes paralysis, which is often permanent. Polio can only be prevented by immunisation
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