Pisiform bone joint, articulating with the triquetral bone. It is on a plane anterior to the other carpal bones and is spheroidal in form. The pisiform bone has four surfaces: Unlike the other carpal bones, the pisiform is not involved in movement of the wrist. The etymology derives from the Latin "pīsum" which means "pea". All other tetrapods have pisiform, being the most common sesamoid. As compared with apes, which have an elongated Pisiform, humans have a shorter pisiform bone. This is due to the loss of the single growth plate typically found in other mammalian pisiforms. This may be because of
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