THORAX ABDOMEN AND PELVIS

MEDICAL

KIDNEY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Each of the following is a normal constituent of urine, except
A
hydrogen ions.
B
urea.
C
proteins.
D
amino acids.
Explanation: 

Detailed explanation-1: -Lipoproteins are not a normal constituent of urine because their size is too big to and are not filtered in the ultrafiltration step of the urine formation. Presence of lipoproteins in urine can be seen in certain kidney disorders and this condition is called proteinuria. Was this answer helpful?

Detailed explanation-2: -It consists of water, urea (from amino acid metabolism), inorganic salts, creatinine, ammonia, and pigmented products of blood breakdown, one of which (urochrome) gives urine its typically yellowish colour.

Detailed explanation-3: -Organic constituent includes urea, uric acid, creatinine, urobilinogen, hippuric acid, indican, ethereal sulphate etc.

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