Sunday, January 23, 2011



126. How does sleep help to improve sickly conditions?
127. When does the treatment involve medicines?
128. What are the two ways to treat an infectious disease?
129. What could be the treatment to reduce the effects of the disease?
130. Can symptom directed treatment destroy / eradicate the infecting microbe totally?
131. How are microbes killed using medicines? Explain in detail.
132.  How do antibiotics fight diseases?
133. Why is making anti-viral medicines harder than making anti-bacterial medicines?
134. Can HIV infection be kept under control using drugs?


135. Why is prevention better than cure? OR What are the limitations of curing through medicines after the disease occurs?
136. State the two ways of preventing diseases.
137. How can we prevent the diseases that spread through air?
138. How can we prevent the diseases that spread through water?
139. How can we prevent the diseases that spread through  vector-borne infections?
140. If someone suffers from common cough or cold, other children do not always get exposed to the infection. Why?
141. The immune system of our body fights the ---------------.
142. What are immune cells? What are the functions of the immune cells?
143. What are the causes of a bad immune system in our body? How can we make the immune system good?
144. Availability of proper and sufficient food for everyone is an important principle in prevention of diseases. Explain.
145. What are the specific / peculiar ways of preventing infections?
146. Why is small pox found no where in the world now?
147. How did small pox threaten the people hundred years ago?
148. If you get small pox once, there is no chance of suffering from it again. Why?
149. Why was having small pox disease a means of preventing subsequent attacks of the same disease?
150. What is the basis of the principle of immunisation?
151. What are vaccines?
152. Name some diseases that can be controlled by vaccines.
153. What do you know of polio?
154. Write short notes on hepatitis viruses.

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