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Fatty acids are not excreted in the urine because only water soluble substances can be processed into urine, and fatty acids are lipid soluble, not water soluble.
Your body has to get rid of URINE because its contains poisonous substances which can cause problems to your kidney.
Controls are used as a healthy sample to compare another person's urine test to. Knowing what is healthy helps doctors to see what is unhealthy.
When there is no water in there body their urine turns dark yellow and starts to smell funny.
Ions and nutrients
Protein nor sugar should not be found in the urine of a healthy person.
If you are talking about three substances that are normally found in blood but not in urine, they are leukocytes, erythrocytes and glucose.
Ions and nutrients
I personally couldn't imagine consuming my friends' urine. However, it should be suitable depending on the who the urine belongs to is healthy.
If protein, glucose or white blood cellsappear in urine, it's a red flag.
Ions and nutrients
ions and nutrients
Plasma proteins and red blood cells are not excreted in urine because they remain in the blood when it is filtered through the kidneys and into the ureters. They are too big to be filtered. Most other substances present in blood are also present in urine since the kidneys filter out poisonous substances as well as substances that are present in excess such as salt and water.
WBC's (pus) Glucose, bile pigments or blood proteins :)
Blood, proteins, and sugars are absent from the filtrate and urine of a healthy adult. If any of these are present it is a sign that something is not right and should be addressed right away.
Protein should not be found in the urine. Cause it may mean that your kidney is having a problem with its filtering of substances like protein and BUN.
Urine and feces because bacteria populations are found in those substances. meaning if too much bacteria is found in the water it will be reductionof amount of dissolved oxygen in the water.