15 Aralık 2010 Çarşamba

What You Can Do to Reduce the Risk of Getting Hepatitis?

The liver is in the upper right part of the stomach.

2.   What is its job?
The liver helps clean the blood and fight infection.

3.  What does hepatitis do?
Hepatits destroys liver cells. Some kind of hepatits are much more serious than others.

4. What are antibodies?
Antibodies are special proteins that the body's natural defenses against disease  produce in answer to a threath.
1.   Where is the liver?5.How is Hepatitis A spread? What are the symptoms if someone has hepatitis?
Hepatit A usually spread through human waste in water or food. The hepatits A virus causes high body temperature, pain and weakness.

6.  How can someone prevent and protect from getting Hepatitis?
People should wash their hands after they use the restroom or change a baby's diaper, before they eat or prepare food.

7.  Hepatitis A is found in which countries?
It is often found in Africa, Asia and Centreal and South America.

8.   How many people have Hepatitis B?
Two billion people have Hepatits B.

9.  How many people die each year from Hepatitis B?
An estimated six hundred thousan people die.

10.   How affective is the Hepatitis B?
The vaccine is ninety-five percent effective in preventing the development of infection

11.   How can someone get infected with Hepatitis B?
Blood products from an infected person can spread Hepatits B. People also can get infected if they share personal-care products that might have blood on them.

12.   Who is most likely to develop a life-long infection with Hepatitis B?
Young children are most likely to develop a life-long infection with Hepatits B.

13.   How does Hepatitis C spread?
Hepatits C spreads when blood from an infected person enters someone who is an infected.

14.   About how many people have Hepatitis C?
About one hundred seventy million people have Hepatits C.

15.   Where are the highest rates of infection?
The highest rates of infection are in Africa, Asia, and Central and South America.

16.When was the highest rates of infection?
 The hepatitis C virus was first observed in nineteen seventy-four.

17.When was it recognized as a virus?
It recognized was  nineteen eighty-nine.

18.How many american have hepatitis C ?
 Three million Americans are infected with hepatitis C.

19.How do you get hepatitis D?What's the best way to prevent it?
Hepatitis D is spread through blood, but only infects people who already have hepatitis B.Doctors say the best way to prevent hepatitis D is to get vaccine that protects against hepatitis B.

20.How do you get hepatisis E? When was it recognized as a seperate disease?
Experts say it spreads the same way as hepatitis A -- through infectious waste. Cases often result from polluted drinking water. Medical science recognized hepatitis E as a separate disease in nineteen eighty.

21.Where has this type of hepatisis been found? Is there a vaccine?
The WHO says many hepatitis E cases have been reported in Central and Southeast Asia, North and West Africa and Mexico. No vaccines or medicines are effective against hepatitis E.

22.When was hepatisis G discovered?
It discovered  in the nineteen nineties.

23.Can hepatisis be cured.?
No, it cant.

24.What are some basic ways you can protect yourselves from hepatisis?
. The only way to protect against infection is to receive vaccines against hepatitis A and B, and to avoid contact with the other viruses.Some kinds of hepatitis spread through sex or sharing needles. Blood products should be carefully tested for hepatitis.

25.Should people with hepatisis donate their organ.? Why?
 People in high-risk groups and those who have had hepatitis should not give blood. They also should not agree to leave their organs to others after they die. Donated organs can also spread hepatitis.  




C.Pick  listening from the health page that you are interested in - write a short summary in your blog!

Autism Test Could Use Images of Brain

 Autism usually first appears in young children.Now researches in U.S.A think they have founda biological test for autism.The test uses an MRI or magnetic resonance imaging machine to look for abnormalities in the brain. The researchers looked at the connections in two areas of the brain that control language and social behavior.Nicholas Lange says the pictures showed a clear difference between the people with autism and those without. He compared it to spaghetti.The researchers say the tests were able to predict with ninety-four percent accuracy which of the people had been found to have autism. The researchers repeated their study with new participants and got equally strong results.




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