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Multiple Choice
In the urinary system, which organ primarily filters the blood to remove metabolic wastes and form urine?
A
Spleen
B
Kidneys
C
Gallbladder
D
Liver
Verified step by step guidance
1
Understand the primary function of each organ listed: the spleen, kidneys, gallbladder, and liver.
Recall that the spleen is mainly involved in filtering blood cells and immune system functions, not urine formation.
Recognize that the gallbladder stores and concentrates bile, which aids in digestion, but does not filter blood or produce urine.
Know that the liver processes nutrients and detoxifies chemicals but does not directly filter blood to form urine.
Identify the kidneys as the organs responsible for filtering blood to remove metabolic wastes and forming urine, which is their primary role in the urinary system.