Pisiform bone evolutionary benefits from having a shorter pisiform bone, including facilitating ulnar deviation of the hand and preventing hyperextension of the wrist, motions that improve the action of clubbing. Pisiform bone The pisiform bone ( or ), also spelled pisiforme (from the Latin "pisifomis", pea-shaped), is a small knobbly, sesamoid bone that is found in the wrist. It forms the ulnar border of the carpal tunnel. The pisiform is a sesamoid bone, with no covering membrane of periosteum. It is the last carpal bone to ossify. The pisiform bone is a small bone found in the proximal row of the wrist
Where Have You Been features a "monstrous bass", which will according to Graham "will make you want to trade in your factory-installed car speakers for a top-of-the-line sound system." In the "unashamedly sexual" song, Rihanna sings about her desire and wish to find a man who is able to satisfy and please her in any way possible, singing "Where have you been all my li-i-i-i-i-fe" (sic). According to Robert Copsey for Digital Spy, it is when Rihanna performs this line that the instrumental changes into a "strobing trance section that ends in a synth-squelching breakdown." Andy Kellam for AllMusic likened the song's chorus to