HIV/AIDS Exam 2026 Questions and
Answers Graded A+
What type of virus is HIV? - Correct answer-HIV is a retrovirus that causes
immunosuppression.
How many people in the US live with HIV? - Correct answer-Approximately 1.2
million people.
What is the most common mode of HIV transmission? - Correct answer-
Unprotected sex with an HIV-positive partner.
What does U=U stand for in HIV transmission? - Correct answer-Undetectable =
Untransmittable; no sexual transmission when viral load is undetectable.
What body fluids can transmit HIV? - Correct answer-Blood, semen, vaginal
secretions, and breast milk.
What is the risk of HIV transmission through needlestick injuries? - Correct
answer-The transmission risk is approximately 0.3%.
What is the normal CD4 count range? - Correct answer-800-1200 cells/µL.
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, At what CD4 count does immune impairment begin? - Correct answer-Immune
impairment begins at < 500 cells/µL.
What are common symptoms of acute HIV infection? - Correct answer-Fever,
swollen lymph nodes, sore throat, headache, malaise, nausea, muscle/joint pain,
diarrhea, diffuse rash.
What is the difference between asymptomatic and symptomatic HIV infection? -
Correct answer-Asymptomatic: CD4 count >500 cells/µL, no significant
symptoms. Symptomatic: CD4 count approaches 200 cells/µL, with worsening
symptoms.
What defines the diagnosis of AIDS? - Correct answer-AIDS is diagnosed when
CD4 count drops below 200 or when opportunistic infections occur.
What are some opportunistic infections associated with AIDS? - Correct answer-
Bacterial (TB), fungal (histoplasmosis), protozoal (toxoplasmosis), viral (CMV).
What is PrEP? - Correct answer-Pre-exposure prophylaxis; antiretroviral
medications used to prevent HIV infection in high-risk, HIV-negative individuals.
What is the purpose of PEP? - Correct answer-Post-exposure prophylaxis;
emergency HIV prevention after possible exposure.
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Answers Graded A+
What type of virus is HIV? - Correct answer-HIV is a retrovirus that causes
immunosuppression.
How many people in the US live with HIV? - Correct answer-Approximately 1.2
million people.
What is the most common mode of HIV transmission? - Correct answer-
Unprotected sex with an HIV-positive partner.
What does U=U stand for in HIV transmission? - Correct answer-Undetectable =
Untransmittable; no sexual transmission when viral load is undetectable.
What body fluids can transmit HIV? - Correct answer-Blood, semen, vaginal
secretions, and breast milk.
What is the risk of HIV transmission through needlestick injuries? - Correct
answer-The transmission risk is approximately 0.3%.
What is the normal CD4 count range? - Correct answer-800-1200 cells/µL.
©COPYRIGHT 2026, ALL RIGHTS RESERVED 1
, At what CD4 count does immune impairment begin? - Correct answer-Immune
impairment begins at < 500 cells/µL.
What are common symptoms of acute HIV infection? - Correct answer-Fever,
swollen lymph nodes, sore throat, headache, malaise, nausea, muscle/joint pain,
diarrhea, diffuse rash.
What is the difference between asymptomatic and symptomatic HIV infection? -
Correct answer-Asymptomatic: CD4 count >500 cells/µL, no significant
symptoms. Symptomatic: CD4 count approaches 200 cells/µL, with worsening
symptoms.
What defines the diagnosis of AIDS? - Correct answer-AIDS is diagnosed when
CD4 count drops below 200 or when opportunistic infections occur.
What are some opportunistic infections associated with AIDS? - Correct answer-
Bacterial (TB), fungal (histoplasmosis), protozoal (toxoplasmosis), viral (CMV).
What is PrEP? - Correct answer-Pre-exposure prophylaxis; antiretroviral
medications used to prevent HIV infection in high-risk, HIV-negative individuals.
What is the purpose of PEP? - Correct answer-Post-exposure prophylaxis;
emergency HIV prevention after possible exposure.
©COPYRIGHT 2026, ALL RIGHTS RESERVED 2
