# Term Definition
1 The Reproductive and Urinary Genitourinary System
System are sometimes referred to
collectively as the .....
2 This system excretes water and Urinary System
waste from the body and is crucial
for maintaining the balance of
water and salt in the blood
(electrolyte balance).
3 The main organ(s) of the urinary Kidneys
system.
4 This organ filter waste from the Kidneys
blood, maintain the electrolyte
balance in the blood, and regulate
blood volume, pressure and pH.
Also function as an endocrine
organ.
5 A hormone that regulates blood Renin
pressure.
6 A hormone which is the active Calcitriol
form of vitamin D.
7 The kidney is divided into two Renal Cortex and Renal Medulla
regions called?
8 Internally, the outer light colored Renal Cortex
layer is called?
9 Internally, the inner and darker Renal Medulla
part of the kidney which is shaped
like a cone/pyramid is called?
10 The functional unit of the kidney Nephron
which are a series of looping
tubes.
11 Part of the kidney that filter Nephron
electrolytes, metabolic waste, and
other water-soluble waste
molecules from the blood.