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Multiple Choice
Which of the following functions is NOT one of the functions of the urinary system?
A
Excretion of metabolic waste
B
Production of red blood cells
C
Regulation of blood pressure
D
Maintenance of electrolyte balance
Verified step by step guidance
1
Understand the primary functions of the urinary system: The urinary system is responsible for removing waste products from the body, regulating blood pressure, maintaining electrolyte balance, and ensuring the body's fluid balance.
Identify the function related to excretion: The urinary system plays a crucial role in the excretion of metabolic waste, such as urea and creatinine, through the production of urine.
Consider the regulation of blood pressure: The kidneys help regulate blood pressure by adjusting the volume of blood (through urine production) and releasing the enzyme renin, which is part of the renin-angiotensin-aldosterone system.
Examine the maintenance of electrolyte balance: The kidneys maintain electrolyte balance by filtering blood and selectively reabsorbing ions like sodium, potassium, and calcium, which are crucial for various bodily functions.
Evaluate the production of red blood cells: The production of red blood cells is primarily a function of the bone marrow, stimulated by the hormone erythropoietin, which is produced by the kidneys but is not a direct function of the urinary system itself.