The narrow apex of pyramid is called

Q. The narrow apex of pyramid is called
A. Column of Bertin
B. Calyx
C. Papillary duct of Bellini
D. Pelvis
Answer: Papillary duct of Bellini

A. Column of Bertin
B. Calyx
C. Papillary duct of Bellini
D. Pelvis
Answer: Papillary duct of Bellini