All the following statements regarding transmission of HIV are true EXCEPT:
Ans) b (Associated STD's will not influence the transmission)Ref Park 20th edp 301"The size of the risk is affected by a number of factors, including the presence of STD, the sex and age of uninfected partner, the type of sexual act, the stage of illness of the uninfected partner and the virulence of the HIV strain"So associated presence of STDs will influence the rate of transmission of HIV.A11 other options are true regarding HIV.
Circumscission will decrease the frequency of transmission
Associated STD's will not influence the transmission
Heterosexual contact is the most common route of transmission of HIV
Even after vigorous screening, HIV transmission can occur through blood transfusion
Communicable Diseases