Hemoglobin:A protein in red blood cells responsible for transporting oxygen throughout the body.
Bilirubin:A yellow compound that occurs in the normal catabolic pathway that breaks down heme in vertebrates and is excreted in bile and urine; closely related to the production of urochrome.
Urinalysis:A test conducted on a urine sample to measure various components, such as levels of urochrome, indicating different aspects of health or disease