Hepatitis B Vaccine

Question 1

Recombinant DNA technology

Answer 1

A series of procedures used to join different DNA segments together

Question 2

Acute HBV infection

Answer 2

Short-term illness that occurs in the first six months after someone is exposed to HBV

Question 3

Chronic HBV infection

Answer 3

Long-term illness that occurs when the Hepatitis B virus remains in a person’s body

Question 4

Vaccine

Answer 4

An antigenic substance prepared from the causative agent of a disease or a synthetic substitute to provide immunity against one or several diseases

Question 5

Live attenuated vaccines

Answer 5

The use of dead or attenuated infectious agents to stimulate the production of antibodies

Question 6

Inactivated vaccines

Answer 6

The use of immunoglobulin to protect against infection

Question 7

Virus

Answer 7

An infective agent that consists of a nucleus acid molecule surrounded by a protein coat, able to multiply only within the living cells of a host

Question 8

Booster dose

Answer 8

A dose that increases or extends the effectiveness of a vaccine

Question 9

Liver cirrhosis

Answer 9

Replacement of normal liver tissue to fibrous tissue