Q INTRODUCTION: Urinalysis may involve the use of many tests, but this lab activity will only include the tests used in a routine urinalysis. These are often done using dipsticks. Dipsticks are small strips of paper or plastic that have been coated in bands with reactive chemicals that change color in the presence of certain chemicals in urine. 1.1. Blood contains glucose, phosphate, chloride and protein molecules, whereas urine normally contains only phosphate and chloride ions. What does this indicate about the functions of the kidney? 2.2. People with diabetes are unable to metabolize sugar. Excess glucose is often found in their blood. If a person with untreated diabetes had their urine tested, would it be positive or negative for glucose? 3.3. The contents of a person’s urine can change throughout the day. Explain why you think this might occur. 4. Is protein normally present in the urine? 5.What is the pH range expected in a normal urine sample?