ANIMAL PHYSIOLOGY
EXCRETION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Identify which statement(s) define the role of the kidneys in the excretory system.
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Regulate water content in the blood
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Metabolises drugs present in the blood
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Excrete (remove) toxic waste products of metabolism
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Detoxifies chemicals in the blood
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Explanation:
Detailed explanation-1: -Your kidneys remove wastes and extra fluid from your body. Your kidneys also remove acid that is produced by the cells of your body and maintain a healthy balance of water, salts, and minerals-such as sodium, calcium, phosphorus, and potassium-in your blood.
Detailed explanation-2: -The downward(descending) limb of the loop of Henle is leaky to water. Hence, nearly 99% of glomerular filtrate is reabsorbed by renal tubes is the correct statement among all.
Detailed explanation-3: -The kidneys filter the blood and reabsorb useful nutrients. In the kidneys, waste substances and water form urine. The urine goes down tubes called ureters and collects in the bladder. The urine is stored in the bladder.
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