Which of the following is a normal constituent of urine?
The following what? there are no choices.
What is the primary constituent of normal urine?
Urine is mainly made up of water, and among the solutes in the water, urea would be the primary one, or the one making up the highest percentage of solute in water.
What are the microscopic constituents of urine and feces?
Urine is primarily composed of water, sodium, bicarbonate, nitrogen, calcium, magnesium, potassium, and its coloration is provided by urobilin. Many wastes and metabolites are also excreted in urine. Fecal matter is primarily composed of remaining food material that was not reabsorbed from the GI, or was not otherwise digestable. The same electrolytes may also be found in stool, as well as fat content and bile.