Multiple Choice
In the urinary system, the functional unit of a kidney is called the _____.
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25. The Urinary System
The Nephron
Multiple Choice
In the context of the nephron, the functional unit of the kidney is a(n):
A
Glomerulus
B
Renal pyramid
C
Nephron
D
Ureter
Verified step by step guidance1
Step 1: Understand the question is asking about the functional unit of the kidney, which is the smallest structure capable of performing the kidney's essential functions.
Step 2: Recall that the nephron is the microscopic structural and functional unit of the kidney responsible for filtering blood and forming urine.
Step 3: Recognize that the glomerulus is a part of the nephron, specifically the network of capillaries where filtration begins, but it is not the entire functional unit.
Step 4: Note that the renal pyramid is a larger anatomical structure in the kidney composed of many nephrons and collecting ducts, not a single functional unit.
Step 5: Understand that the ureter is a duct that carries urine from the kidney to the bladder and is not involved in the filtration or urine formation process.
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