Kidneys

Outer part of the kidney Cortex meaning "Bark" An Organs outer layer

Inner portion of the kidney

Triangular divisions of the medulla/kidney

Extensions of cortical tissue that dip down in to the medulla between the renal pyramids

Narrow, innermost end of a pyramid

AKA kidney pelvis expansion of the upper end of a ureter tube that drains urine into the bladder

Division of the renal pelvis: Papilla of a pyramid opens into each calyx