There are people, referred to as “elite controllers,” who become infected with HIV and yet, many years later, still have not progressed to AIDS. These people seem to be able to resist the disease because ________.1 pointthey have an MHC I variant highly effective in displaying HIV antigenstheir TH cells mount an especially aggressive attack against all virusestheir MHC region has TNF variants that target retroviruses with great accuracythey do not have surface molecules that allow HIV to attach and enter the celltheir macrophage are unusually active in phagocytizing and presenting HIV peptides

4. If HIV has a chance to cause a lot of damage to your immunesystem, you may become ill from certain serious opportunisticinfections and cancers. These illnesses are also known as AIDS(Acquired ImmunoDeficiency Syndrome)CVG CThestacSeroconversionillnessTheasymptomaticstage of HIVSymptomaticHIVLate-stageHIV/AIDS

The nurse has instructed a client newly diagnosed with the human immunodeficiency virus (HIV). Which of the following statements by the client would indicate effective understanding? This disease is caused by a retrovirus leading toA. encapsulation of CD4+ T-cells.B. inflammation of the CD4+ T-cells.C. abnormal proliferation of CD4+ T-cells.D. viral integration into the CD4+ T-cells.

Why do scientists consider HIV to be an emerging virus?

The viral envelope of HIV has

One reason HIV/AIDS is serious isResponsespeople do not know how to prevent itpeople do not know how to prevent itit is transmitted through casual contactit is transmitted through casual contactthe virus survives well in the environmentthe virus survives well in the environmentmany infected people do not know they are infectedmany infected people do not know they are infected