WPerineum
WAnal triangle
WBulbospongiosus muscle
WDeep perineal pouch
WExternal anal sphincter
WInternal anal sphincter
WIschioanal fossa
WIschiocavernosus muscle
WPerineal membrane
WPudendal canal
WSubcutaneous tissue of perineum
WSuperficial perineal pouch
WTransverse perineal muscles
WUrethral sphincters
WUrogenital diaphragm