URINARY SYSTEM AND MALE FEMALE REPRODUCTIVE SYSTEMS
URINARY SYSTEM
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Of the following substances, which are not usually present in urine?
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urea, phosphorus
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glucose, protein
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ketone, sodium
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potassium, creatinine
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Explanation:
Detailed explanation-1: -Usually, glucose, ketones, protein, and bilirubin are not detectable in urine. The following are not normally found in urine: Hemoglobin.
Detailed explanation-2: -Protein is present in the blood; healthy kidneys should only filter tiny (trace) amounts into the urine as most protein molecules are too large for the filters (glomeruli). It is not usual to lose protein in the urine. When this does happen it is known as ‘Proteinuria’.
Detailed explanation-3: -Usually, the urine does not contain sugar. This is because the kidneys reabsorb it from the blood as it passes through the body.
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