HIV is a sexually transmitted virus that destroys the blood cells that help the body fight diseases. What would be the most reliable way to detect whether a person has been infected with HIV?
Answer
Check the sexual history to check for possible exposure to HIV.
Conduct a physical exam to look for symptoms of HIV.
Observe the immune response to see if it has been affected by HIV.
Perform a blood test to look for the antibodies of HIV.

Question

HIV is a sexually transmitted virus that destroys the blood cells that help the body fight diseases. What would be the most reliable way to detect whether a person has been infected with HIV?
Answer
		Check the sexual history to check for possible exposure to HIV.
		Conduct a physical exam to look for symptoms of HIV.
		Observe the immune response to see if it has been affected by HIV.
		Perform a blood test to look for the antibodies of HIV.

anonymous · Answer

I think it's this one:Perform a blood test to look for the antibodies of HIV.

anonymous · Answer

But I'm not sure

liliakarina · Answer

Sounds good - there's a test called Enzyme-linked immunosorbent assay (Elisa), that consists in a blood analysis. AIDS appears when the virus have reproducen fastly in the blood and killed T CD4 cells.