PATHOLOGY MCQ
URINARY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Before the kidney filters it out, where does urea and uric acid exist?
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In your intestines
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In your liver
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In your stomach
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In your bloodstream
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Explanation:
Detailed explanation-1: -Physiologically, uric acid is freely filtered by glomerulus; along the proximal tubule it is reabsorbed and secreted, with a fractional excretion equal to 6-12%. During the last decades many efforts have led to a better understanding of the molecular basis of renal urate handling.
Detailed explanation-2: -The kidneys remove urea from the blood through tiny filtering units called nephrons. Each nephron consists of a ball formed of small blood capillaries (glomerulus) and a small tube called a renal tubule.
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