25. The Urinary System

The Kidneys

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The active form of which vitamin is produced in the kidneys?
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Which of the following structures are found in the renal medulla?
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In the event of a traumatic injury, which layer surrounding the kidney provides a cushioning effect due to its fatty composition?
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Which of the following is not a primary function of the kidney?
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The kidneys help to regulate blood pressure primarily by which mechanism?
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Approximately how many nephrons are found in each human kidney?
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Renin is released by which specialized apparatus in the kidney?
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In the urinary system, which organ is primarily responsible for filtering the blood to form urine?
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Which kidney structure is primarily responsible for removing waste products from the blood by filtering plasma to form filtrate?
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Which structure in the nephron is primarily responsible for filtration of blood?
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The kidneys secrete a hormone that performs which of the following functions?
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Which structure of the kidney directly drains urine into the ureter?
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In medical terminology, abnormal hardening of the kidney is known as:
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Which of the following are functions of the kidneys?
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Which structure empties into the renal pelvis?
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