[47] 47 [48] 48 [49] 49 [50] 50 [51] 51 [52] 52 [53] 53  

Questions

[47] 47 [48] 48 [49] 49 [50] 50 [51] 51 [52] 52 [53] 53  

The internаl urethrаl sphincter is ___________ while the externаl urethral sphincter is ___________.