-- card: 35157 from stack: in -- bmap block id: 120447 -- flags: 0000 -- background id: 31474 -- name: -- part contents for background part 18 ----- text ----- Describes certain activities increasing the risk of transmitting the AIDS virus. These include anal or vaginal intercource without a condom, oral-anal contact, semen or urine in the mouth, manual-anal penetration, the sharing of intravenous needles, intimate blood contact, and the sharing of sex toys contaminated by body fluids.