What's the term for the innermost end of a pyramid in the urinary system?

Asked by arwen46 12 years ago 5/15/2013 5:01 AM

Last updated by anonymous 12 years ago 5/16/2013 11:00 PM

Answered by Dr. John Carmen 12 years ago 5/16/2013 11:00 PM

The papilla is the innermost end of a pyramid in the urinary system.