HIV can transmit via the following body fluids: semen, breastmilk, blood, vaginal fluids, and rectal secretions. Rank the fluids in order of highest (1st) to lowest (5th) concentration of HIV:
1st ______
2nd ______
3rd ______
4th ______
5th ______
Answer: blood
semen
vaginal fluids
rectal secretions
breastmilk