Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 9

The primary inorganic substance found in urine is:

A. Sodium

B. Phosphate

C. Chloride

D. Calcium

Step 1 of 2

Urination is the process of letting out urine from the human body.

• Urine is formed from kidney which collects the waste fluids in the body.

• Urine consists of both organic and inorganic compounds.

Organic substance in urine:

• The organic substances include urea, uric acid, enzymes, hormones, pigments, and creatinine.

Inorganic substance in urine:

• Urine has chlorides, phosphates, sulphates and ammonia. But the primary inorganic substance is chloride.

Therefore, “chloride” is the inorganic substance in urine which is primary. Hence, the correct answer is option.