The elder of the rackadocious Rosanna and Patricia Arquette sister duo, lusciously rotund in the upper torso, Rose has set a tremendous example for lil' sis with a full thirty years of fine acting and phenomenal flesh flashing. Rosanna first appeared nude in S.O.B. back in 1981 and let her nips slip as recently as Diary of a Sex Addict in 2001…