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Hepatitis D Virus

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Questions and Answers

What is the role of HBsAg in the production and transmission of HDV?

It provides an environment for HDV replication
It is a genetic material wrapped in HDV
It is entirely dependent on HDV to provide its surface antigen
It is necessary for HDV to provide its surface antigen (correct)

What is the primary mode of transmission of Hepatitis B?

Unprotected sexual intercourse
Sharing of food and water
Contact with infected blood through broken skin (correct)
Vertical transmission from mother to child

What is the highest risk group for Hepatitis B infection?

People living in rural areas
People with chronic HBV (correct)
People with a family history of HBV
Healthcare workers

What is the significance of HBsAg in Hepatitis B infection?

It is a indicator of Hepatitis B surface antigen (C) Signup and view all the answers

How is Hepatitis B usually transmitted from mother to child?

At birth (A) Signup and view all the answers

What is the mechanism of hepatitis C virus-induced cell necrosis?

Immune mediated cytolysis and oxidative stress (B) Signup and view all the answers

Which of the following is a mode of transmission of hepatitis C?

Sharing of toothbrush or razors for shaving (B) Signup and view all the answers

Which of the following groups is at increased risk of hepatitis C infection?

Healthcare and emergency medical personnel (A) Signup and view all the answers

What is the sequence of testing for hepatitis C?

EIA → RIBA → PCR (D) Signup and view all the answers

Which of the following is NOT a mode of transmission of hepatitis C?

Ingestion of contaminated food and water (B) Signup and view all the answers

What is the first antigen to appear in the serum after Hepatitis B infection?

Hepatitis B surface antigen (HBsAg) (B) Signup and view all the answers

Which of the following individuals is at an increased risk of getting Hepatitis B?

All of the above (D) Signup and view all the answers

What is the significance of the presence of Hepatitis B surface antibody (anti-HBs) in a patient's serum?

The patient is immune to Hepatitis B (D) Signup and view all the answers

What is the mode of transmission of Hepatitis B in infants born from mothers with Hepatitis B?

Vertical transmission from mother to child (A) Signup and view all the answers

What is the purpose of Hepatitis B envelope antigen (HBeAg) testing?

To determine the infectivity of an individual (A) Signup and view all the answers

What is the recommended method of preventing Hepatitis B transmission?