|With reference to hepatitis B and its vaccine, consider the following statements.|
|1. This vaccine has not yet been universalised in India.|
|2. Hepatitis B is a liver disease. It is caused by the hepatitis B virus. It is spread through contact with the blood or other body fluids, of an infected person.|
|3. Monovalent hepatitis-B vaccine is given as intra-muuscular injections to infants along with PPT and Polio vaccines.|
|Which of the statement(s) given above is/are correct?|
A) 1 and 3
B) Only 1
C) Only 3
D) None of these
Correct Answer: A
Solution :[a] Hepatitis B is an infectious disease caused by the hepatitis B Virus (HBV) which affects the liver. It can cause both acute and chronic infections. Many people have no symptoms during the initial infections. Some develop a rapid onset of sideness with vomiting. Perinatal or early childhood transmission may also account for more than one kind of chronic infection in the area of low endemicity although in those settings. Sexual transmission and the use of contaminated needles especially among injecting drug users are the major routes of infection.
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