Trigoneof urinary bladder develops from -: (A) Urogenital sinus, (B) Vesicourethral canal, (C) Mesonephric duct, (D) Endoderm
Answer is C. Ans. is 'c' i.e., Mesonephric duct o The urinary bladder (except trigone) is derived from vesicourethral canaL cranial part of urogenital sinus (endodermal).o Trigone is derived from Absorbed part of Wolffian duct/mesonephrk duct (mesodermal).