Final answer:
The 24-hour Urine and Serum test is a medical test that involves collecting both blood and urine samples over a 24-hour period to measure various substances in the body. The urine sample is used to measure the total daily urinary volume and levels of specific substances, while the blood sample is used to obtain plasma for further analysis. Proper handling and storage of the specimens is necessary to ensure accurate results.
Step-by-step explanation:
The 24-hour Urine and Serum test is a medical test that involves collecting both blood and urine samples over a 24-hour period to measure various substances and analyze their levels in the body.
The urine sample is collected to measure the total daily urinary volume and levels of magnesium, sodium, uric acid, calcium, citrate, oxalate, and phosphate. The blood sample is collected to obtain plasma for further analysis. Both specimens must be handled and stored correctly, typically refrigerated, to ensure accurate results.