Deep to the cortex, a darker, reddish-brown color. It is segregated into triangular regions that have striped, or striated appearance
Medullary region (medullary pyramids)
The superficial kidney region, which is lighter in color
Kidney cortex
Areas of tissue that are more like the cortex in appearance, which segregate and dip inward between the pyramids
Renal columns
Extending inward from the hilum; a relatively flat, basin like cavity they is continuous with the ureter
Renal pelvis
Finger like extensions of the pelvis should be visible. The larger extensions are called _____ _____; subdivisions of these are _____ _____
Major calyces, minor calyces