HIV/AIDS: History, Transmission,
Treatment, and Global Impact Exam
2026 Questions and Answers Graded A+
What virus causes Acquired Immune Deficiency Syndrome (AIDS)? - Correct
answer-Human Immunodeficiency Virus (HIV)
When were the first AIDS cases reported in the US? - Correct answer-June 5, 1981
What rare cancer was first reported among gay men in connection with AIDS? -
Correct answer-Kaposi's Sarcoma (KS)
What is the primary method of HIV transmission? - Correct answer-Sexual contact
What significant blood test was licensed by the FDA in April 1985? - Correct
answer-The first commercial blood test (ELISA) to detect HIV infections
What are the major routes of HIV infection? - Correct answer-Sexual contact,
injection with contaminated needles, blood transfusions, and vertical transmission
from mother to newborn
©COPYRIGHT 2026, ALL RIGHTS RESERVED 1
, What was the original name for AIDS? - Correct answer-Gay-related
Immunodeficiency disease (GRID)
Who discovered HIV as the causative agent of AIDS? - Correct answer-Luc
Montagnier and Francoise Barre-Sinoussi in 1983
What is the role of gp120 in HIV? - Correct answer-It is the major surface antigen
and target for immunity, but it constantly changes.
What type of virus is HIV? - Correct answer-A retrovirus
What is the function of reverse transcriptase in HIV? - Correct answer-It converts
the viral RNA genome into DNA after infecting the host cell.
What is the first stage of HIV infection? - Correct answer-Mild fever and sickness
with CD4 counts between 500-1500 cells/μl of blood.
What happens during the second stage of HIV infection? - Correct answer-
Asymptomatic phase where CD4 T cells are progressively lost.
What is the consequence of losing CD4 T cells? - Correct answer-Profound
immunosuppression, allowing opportunistic pathogens to invade.
What is the incubation period for HIV infection? - Correct answer-1-2 weeks,
followed by a mild flu-like illness.
©COPYRIGHT 2026, ALL RIGHTS RESERVED 2
Treatment, and Global Impact Exam
2026 Questions and Answers Graded A+
What virus causes Acquired Immune Deficiency Syndrome (AIDS)? - Correct
answer-Human Immunodeficiency Virus (HIV)
When were the first AIDS cases reported in the US? - Correct answer-June 5, 1981
What rare cancer was first reported among gay men in connection with AIDS? -
Correct answer-Kaposi's Sarcoma (KS)
What is the primary method of HIV transmission? - Correct answer-Sexual contact
What significant blood test was licensed by the FDA in April 1985? - Correct
answer-The first commercial blood test (ELISA) to detect HIV infections
What are the major routes of HIV infection? - Correct answer-Sexual contact,
injection with contaminated needles, blood transfusions, and vertical transmission
from mother to newborn
©COPYRIGHT 2026, ALL RIGHTS RESERVED 1
, What was the original name for AIDS? - Correct answer-Gay-related
Immunodeficiency disease (GRID)
Who discovered HIV as the causative agent of AIDS? - Correct answer-Luc
Montagnier and Francoise Barre-Sinoussi in 1983
What is the role of gp120 in HIV? - Correct answer-It is the major surface antigen
and target for immunity, but it constantly changes.
What type of virus is HIV? - Correct answer-A retrovirus
What is the function of reverse transcriptase in HIV? - Correct answer-It converts
the viral RNA genome into DNA after infecting the host cell.
What is the first stage of HIV infection? - Correct answer-Mild fever and sickness
with CD4 counts between 500-1500 cells/μl of blood.
What happens during the second stage of HIV infection? - Correct answer-
Asymptomatic phase where CD4 T cells are progressively lost.
What is the consequence of losing CD4 T cells? - Correct answer-Profound
immunosuppression, allowing opportunistic pathogens to invade.
What is the incubation period for HIV infection? - Correct answer-1-2 weeks,
followed by a mild flu-like illness.
©COPYRIGHT 2026, ALL RIGHTS RESERVED 2
