Match the antibody or antigen to its definition.
-Indicates ongoing infection or carrier state
A)HBsAg
B)Anti-HBs
C)HBcAg
D)HBeAg

Question

Quizplus · Accepted Answer

HBsAg is the surface antigen of the hepatitis B virus, which indicates ongoing infection or carrier state.

Answer: B
 Anti-HBs is an antibody produced by the body in response to vaccination or previous Hepatitis B infection. It indicates immunity against Hepatitis B.

Answer: C
 HBcAg is the core antigen of the hepatitis B virus, which is present during acute and chronic infections, but it is not detectable in the blood.

Answer: D
 HBeAg is an antigen of the hepatitis B virus, indicating active viral replication and high infectivity.

Match the Antibody or Antigen to Its Definition