Xianbei (鮮卑 pinyin xian1 bei1), can also be written as Hsien-Pi (Wade-Giles) and other variations with an hyphen or space between the two syllables of any of the two transliterations, was a significant tribe residing in today Manchuria and eastern portion of Mongolia before migrating into areas of today provinces of Shanxi, Shaanxi, Gansu, Qinghai, Hebei, Inner Mongolia and Liaoning.
... sexes, to pass urine to the outside, and also a reproductive function in the male, as a passage for sperm.
The external urethral sphincter is the skeletal muscle ...